Hopp

Publication list of Ulrich Hopp


Universitäts-Sternwarte München

Fakultät für Physik der Ludwig-Maximilians-Universität

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Papers:

138) Snodgrass, C., et al: The 67P/Churyumov-Gerasimenko observation campaign in support of the Rosetta mission ; 2017, Phil. Trans. R. Soc. A, 375, 20160249 (http://dx.doi.org/10.1098/rsta.2016.0249)
astro-ph/1705.10539
137) Hermann Boehnhardt, Arno Riffeser, Matthias Kluge, Christoph Ries, Michael Schmidt, Ulrich Hopp: Mt. Wendelstein Imaging of the Post-Perihelion Dust Coma of 67P/Churyumov-Gerasimenko in 2015/2016 ; 2016, MNRAS, 426, 376
astro-ph/1611.03085
136) Casey Papovich, H. V. Shipley, N. Mehrtens, C. Lanham, M. Lacy, R. Ciardullo, S. L. Finkelstein, R. Bassett, P. Behroozi, G. A. Blanc, R. S. de Jong, D. L. DePoy, N. Drory, E. Gawiser, K. Gebhardt, C. Gronwall, G. J. Hill, U. Hopp, S. Jogee, L. Kawinwanichakij, J. L. Marshall, E. McLinden, E. Mentuch Cooper, R. S. Somerville, M. Steinmetz, K.-V. Tran, S. Tuttle, M. Viero, R. Wechsler, G. Zeimann: The Spitzer-HETDEX Exploratory Large-Area Survey ; 2016, ApJS, 224, 28.
astro-ph/1603.05660
135) Kodric, Mihael; Riffeser, Arno; Seitz, Stella; Snigula, Jan; Hopp, Ulrich; Lee, Chien-Hsiu; Goessl, Claus; Koppenhoefer, Johannes; Bender, Ralf; Gieren, Wolfgang: The M31 Near-Infrared Period-Luminosity Relation and its non-linearity for delta Cep Variables with 0.5 < log(P) < 1.7 ; 2015, ApJ, 799, 144
astro-ph/1405.5218
134) C.-H. Lee, J. Koppenhoefer, S. Seitz, R. Bender, A. Riffeser, M. Kodric, U. Hopp, J. Snigula, C. Goessl, R.-P. Kudritzki, W. Burgett, K. Chambers, K. Hodapp, N. Kaiser, C. Waters: Properties of M31. V: 298 Eclipsing Binaries from PAndromeda ; 2014, ApJ 797, 22
astro-ph/1411.1115
133) Kosyra, R., Goessl, C., Hopp, U., Lang-Bardl, F., Riffeser, A., Bender, R., Seitz, S.: The 64 Mpixel wide field imager for the Wendelstein 2m Telescope: Design and Calibration ; 2014, Experimental Astronomy, Vol. 38, 213 (DOI 10.1007/s10686-014-9414-1)
astro-ph/1408.2519
132) Hopp, U., Vennik, J.: Studying the dwarf galaxies in nearby groups of galaxies: spectroscopic and photometric data ; 2014, AN, 335, 992 (DOI 10.1002/asna.201312115)
astro-ph/1407.0307
131) Fabricius, M.H., Noyola, E., Rukdee, S., Saglia, R.P., Bender, R., Hopp, U., Thomas, J., Opitsch, M., Williams, M.J.: Central rotations of Milky Way Globular Clusters ; 2014, ApJL, 787, L26.
astro-ph/1405.1722
130) Lee,C.-H., Seitz, S., Kodric, M., Riffeser, A., Koppenhoefer, J., Bender, R., Snigula, J., Hopp, U., Gölossl, C., Bianchi, L., Price, P. A. , Fraser, M., Burgett, W., Chambers, K. C., Draper, P. W., Flewelling, H., Kaiser, N., Kudritzki, R.-P., and Magnier, E. A.: Properties of M31. IV. Candidate Luminous Blue Vraiables from PANDROMEDA; 2014, ApJ, 785, 11
astro-ph/1403.6859
129) Sako, Masao, Bassett, Bruce, Becker, Andrew C., Brown, Peter J., Campbell, Heather, Cane, Rachel, Cinabro, David, D'Andrea, Chris B., Dawson, Kyle S., DeJongh, Fritz, Depoy, Darren L., Dilday, Ben, Doi, Mamoru, Filippenko, Alexei V., Fischer, John A., Foley, Ryan J., Frieman, Joshua A., Galbany, Lluis, Garnavich, Peter M., Goobar, Ariel, Gupta, Ravi R., Hill, Gary J., Hayden, Brian T., Hlozek, Renee, Holtzman, Jon A., Hopp, Ulrich, Jha, Saurabh W., Kessler, Richard, Kollatschny, Wolfram, Leloudas, Giorgos, Marriner, John, Marshall, Jennifer L., Miquel, Ramon, Morokuma, Tomoki, Mosher, Jennifer, Nichol, Robert C., Nordin, Jakob, Olmstead, Matthew D., Ostman, Linda, Prieto, Jose L., Richmond, Michael, Romani, Roger W., Sollerman, Jesper, Stritzinger, Max, Schneider, Donald P., Smith, Mathew, Wheeler, J. Craig, Yasuda, Naoki, Zheng, Chen: The Data Release of the Sloan Digital Sky Survey-II Supernova Survey; 2014, ApJS, submitted
astro-ph/1401.3317
128) Lee, C.-H.; Kodric, M.; Seitz, S.; Riffeser, A.; Koppenhoefer, J.; Bender, R.; Hopp, U.; Goessl, C.; Snigula, J.; Burgett, W. S.; Chambers, K. C.; Flewelling, H.; Hodapp, K. W.; Kaiser, N.; Kudritzki, R.-P.; Price, P. A.; Tonry, J. L.; Wainscoat, R. J.: Properties of M31. III: Candidate Beat Cepheids from PS1 PAndromeda Data and Their Implication on Metallicity Gradient; 2013, ApJ 777, 35
astro-ph/1308.6576
127) Robin Ciardullo, Caryl Gronwall, Joshua J. Adams, Guillermo A. Blanc, Karl Gebhardt, Steven L. Finkelstein, Shardha Jogee, Gary J. Hill, Niv Drory, Ulrich Hopp, Donald P. Schneider, Gregory R. Zeimann, Gavin B. Dalton: The HETDEX Pilot Survey. IV. The Evolution of [O II] Emitting Galaxies from z ~ 0.5 to z ~ 0; 2013, ApJ 769, 83
astro-ph/1304.5537
126) Kodric, Mihael; Riffeser, Arno; Hopp, Ulrich; Seitz, Stella; Koppenhoefer, Johannes; Bender, Ralf; Goessl, Claus; Snigula, Jan; Lee, Chien-Hsiu; Ngeow, Chow-Choong; Chambers, K. C.; Magnier, E. A.; Price, P. A.; Burgett, W. S.; Hodapp, K. W.; Kaiser, N.; Kudritzki, R.-P.: Properties of M31. II: A Cepheid disk sample derived from the first year of PS1 PAndromeda data, 2013, AJ, 145, 106
astro-ph/1301.6170
125) Maximilian H. Fabricius, Roberto P. Saglia, David B. Fisher, Niv Drory, Ralf Bender, Ulrich Hopp Kinematic Signatures of Bulges Correlate with Bulge Morphologies and S'ersic Index, 2012, ApJ, 754, 67
astro-ph/1204.5188
124) C.-H. Lee, A. Riffeser, J. Koppenhoefer, S. Seitz, R. Bender, U. Hopp, C. Goessl, R. P. Saglia, J. Snigula, W. E. Sweeney, W. S. Burgett, K. C. Chambers, T. Grav, J. N. Heasley, K. W. Hodapp, R. Jedicke, N. Kaiser, R.-P. Kudritzki, G. A. Luppino, R. H. Lupton, E. A. Magnier, D. G. Monet, J. S. Morgan, P. M. Onaka, P. A. Price, C. W. Stubbs, J. L. Tonry, R. J. Wainscoat PAndromeda - first results from the high-cadence monitoring of M31 with Pan-STARRS 1, 2012, AJ, 143, 89
astro-ph/1109.6320
123) C.-H. Lee, A. Riffeser, S. Seitz, R. Bender, J. Fliri, U. Hopp, C. Ries, O. Baernbantner, C. Goessl The Wendelstein Calar Alto Pixellensing Project (WeCAPP): the M31 Nova catalogue , 2012, A&A, 537, 43
astro-ph/1109.6573
122) Guillermo A. Blanc, Joshua Adams, Karl Gebhardt, Gary J. Hill, Niv Drory, Lei Hao, Ralf Bender, Robin Ciardullo, Steven L. Finkelstein, Eric Gawiser, Caryl Gronwall, Ulrich Hopp, Donghui Jeong, Ralf Kelzenberg, Eiichiro Komatsu, Phillip MacQueen, Jeremy D. Murphy, Martin M. Roth, Donald P. Schneider, Joseph Tufts The HETDEX Pilot Survey for Emission Line Galaxies - II: The Evolution of the Ly-alpha Escape Fraction from the UV Slope and Luminosity Function of 1.9<z<3.8 LAEs, 2011, ApJ, 736, 31
astro-ph/1011.0430
121) Joshua J. Adams, Guillermo A. Blanc, Gary J. Hill, Karl Gebhardt, Niv Drory, Lei Hao, Ralf Bender, Joyce Byun, Robin Ciardullo, Mark E. Cornell, Steven L. Finkelstein, Alex Fry, Eric Gawiser, Caryl Gronwall, Ulrich Hopp, Donghui Jeong, Andreas Kelz, Ralf Kelzenberg, Eiichiro Komatsu, Phillip J. MacQueen, Jeremy Murphy, P. Samuel Odoms, Martin Roth, Donald P. Schneider, Joseph R. Tufts, Christopher P. Wilkinson HETDEX pilot survey for emission-line galaxies - I. Survey design, performance, and catalog, 2011, ApJS, 192, 5
astro-ph/1011.0426
120) Benjamin Dilday, Bruce Bassett, Andrew Becker, Ralf Bender, Francisco Castander, David Cinabro, Joshua A. Frieman, Lluís Galbany, Peter Garnavich, Ariel Goobar, Ulrich Hopp, Yutaka Ihara, Saurabh W. Jha, Richard Kessler, Hubert Lampeitl, John Marriner, Ramon Miquel, Mercedes Mollá, Robert C. Nichol, Jakob Nordin, Adam G. Riess, Masao Sako, Donald P. Schneider, Mathew Smith, Jesper Sollerman, J. Craig Wheeler, Linda Östman, Dmitry Bizyaev, Howard Brewington, Elena Malanushenko, Viktor Malanushenko, Dan Oravetz, Kaike Pan, Audrey Simmons, Stephanie Snedden A Measurement of the Rate of Type Ia Supernovae in Galaxy Clusters from the SDSS-II Supernova Survey 2010, ApJ, 715, 1021
astro-ph/1003.1521
119) B. Dilday, M. Smith, B. Bassett, A. Becker, R. Bender, F. Castander, D. Cinabro, A. V. Filippenko, J. A. Frieman, L. Galbany, P. M. Garnavich, A. Goobar, U. Hopp, Y. Ihara, S. W. Jha, R. Kessler, H. Lampeitl, J. Marriner, R. Miquel, M. Molla, R. C. Nichol, J. Nordin, A. G. Riess, M. Sako, D. P. Schneider, J. Sollerman, J. C. Wheeler, L. Ostman, D. Bizyaev, H. Brewington, E. Malanushenko, V. Malanushenko, D. Oravetz, K. Pan, A. Simmons, S.Snedden Measurements of the Rate of Type Ia Supernovae at Redshift z < ~0.3 from the SDSS-II Supernova Survey 2010, ApJ, 713, 1026
astro-ph/1001.4995
118) R.P. Saglia, M. Fabricius, R. Bender, M. Montalto, C.-H. Lee, A. Riffeser, S. Seitz, L. Morganti, O. Gerhard, U. Hopp The old and heavy bulge of M31 I. Kinematics and stellar populations 2009, A&A, 509, 61 (astro-ph/0910.5590)
117) Deborah J. Hunter, Stefano Valenti, Rubina Kotak, Peter Meikle, Stefan Taubenberger, Andrea Pastorello, Stefano Benetti, Vallery Stanishev, Steven J. Smartt, Carrie Trundle, Arkady A. Arkharov, Milena Bufano, Enrico Cappellaro, Elisa Di Carlo, Mauro Dolci, Nancy Elias-Rosa, Soeren Frandsen, Johan U. Fynbo, Ulrich Hopp, Valeri M. Larionov, Peter Laursen, Paolo Mazzali, Hripsime Navasardyan, Christoph Ries, Arno Riffeser, Luca Rizzi, Dmitrii Y. Tsvetkov, Massimo Turatto, Silona Wilke Extensive optical and near-infrared observations of the nearby, narrow-lined type Ic SN 2007gr: days 5 to 415 2009, A&A, 508, 371 (astro-ph/0909.3780)
116) Richard Kessler, Andrew Becker, David Cinabro, Jake Vanderplas, Joshua A. Frieman, John Marriner, Tamara M Davis, Benjamin Dilday, Jon Holtzman, Saurabh Jha, Hubert Lampeitl, Masao Sako, Mathew Smith, Chen Zheng, Robert C. Nichol, Bruce Bassett, Ralf Bender, Darren L. Depoy, Mamoru Doi, Ed Elson, Alex V. Filippenko, Ryan J. Foley, Peter M. Garnavich, Ulrich Hopp, Yutaka Ihara, William Ketzeback, W. Kollatschny, Kohki Konishi, Jennifer L. Marshall, Russet J. McMillan, Gajus Miknaitis, Tomoki Morokuma, Edvard Mortsell, Kaike Pan, Jose Luis Prieto, Michael W. Richmond, Adam G. Riess, Roger Romani, Donald P. Schneider, Jesper Sollerman, Naohiro Takanashi, Kouichi Tokita, Kurt van der Heyden, J. C. Wheeler, Naoki Yasuda, and Donald York First-year Sloan Digital Sky Survey-II (SDSS-II) Supernova Results: Hubble Diagram and Cosmological Parameters 2009, ApJS, 185, 32 (astro-ph/0908.4278)
115) M. Montalto, S. Seitz, A. Riffeser, U. Hopp, C.-H. Lee, R. Schoenrich Title: Dust properties in M31.I.Basic properties and a discussion on age-dependent dust heating 2009, A&A, accepted (astro-ph/0907.0669)
114) Maurilio Pannella, Armin Gabasch, Yuliana Goranova, Niv Drory, Ulrich Hopp, Stefan Noll, Roberto P. Saglia, Veronica Strazzullo, Ralf Bender The evolution of early and late type galaxies in the COSMOS up to z$\sim$~1.2 2009, ApJ, 707, 787 (astro-ph/0906.2810)
113) Zheng, Chen; Romani, Roger W.; Sako, Masao; Marriner, John; Bassett, Bruce; Becker, Andrew; Choi, Changsu; Cinabro, David; DeJongh, Fritz; Depoy, Darren L.; Dilday, Ben; Doi, Mamoru; Frieman, Joshua A.; Garnavich, Peter M.; Hogan, Craig J.; Holtzman, Jon; Im, Myungshin; Jha, Saurabh; Kessler, Richard; Konishi, Kohki; Lampeitl, Hubert; Marshall, Jennifer L.; McGinnis, David; Miknaitis, Gajus; Nichol, Robert C.; Prieto, Jose Luis; Riess, Adam G.; Richmond, Michael W.; Schneider, Donald P.; Smith, Mathew; Takanashi, Naohiro; Tokita, Kouichi; van der Heyden, Kurt; Yasuda, Naoki; Assef, Roberto J.; Barentine, John; Bender, Ralf; Blandford, Roger D.; Bremer, Malcolm; Brewington, Howard; Collins, Chris A.; Crotts, Arlin; Dembicky, Jack; Eastman, Jason; Edge, Alastair; Elson, Ed; Eyler, Michael E.; Filippenko, Alexei V.; Foley, Ryan J.; Frank, Stephan; Goobar, Ariel; Harvanek, Michael; Hopp, Ulrich; Ihara, Yutaka; Kahn, Steven; Ketzeback, William; Kleinman, Scott J.; Kollatschny, Wolfram; Krzesinski, Jurek; Leloudas, Giorgos; Long, Daniel C.; Lucey, John; Malanushenko, Elena; Malanushenko, Viktor; McMillan, Russet J.; Morgan, Christopher W.; Morokuma, Tomoki; Nitta, Atsuko; Ostman, Linda; Pan, Kaike; Romer, A. Kathy; Saurage, Gabrelle; Schlesinger, Katie; Snedden, Stephanie A.; Sollerman, Jesper; Stritzinger, Maximilian; Watson, Linda C.; Watters, Shannon; Wheeler, J. Craig; York, Donald: First-Year Spectroscopy for the SDSS-II Supernova Survey 2008, AJ, 135, 1766 (astro-ph/0802.3220)
112) M. Montalto, A. Riffeser, U. Hopp, S. Wilke, G. Carraro: The comet 17P/Holmes 2007 outburst: the early motion of the outburst material 2008, A&A, 479, L45 (astro-ph/0801.0864)
111) Jaan Vennik, Ulrich Hopp:Photometric study of the galaxies in the area of the IC 65 group of galaxies 2008, A&A, 481, 79 (astro-ph/0710.1786)
110) Stefano Valenti, Nancy Elias de la Rosa, Stefan Taubenberger, Vallery Stanishev, Irene Agnoletto, Daniel Sauer, Enrico Cappellaro, Andrea Pastorello, Stefano Benetti, Arno Riffeser, Ulrich Hopp, Hripsime Navasardyan, Tsvetkov Dmitry, Lorenzi Vania, Paolo Mazzali, Ferdinando Patat, Massimo Turatto, Roberto Barbon, Stefano Ciroi, Francesco Di Mille, Soeren Frandsen, Johan Fynbo, Peter Laursen: The Carbon-Rich type Ic SN2007gr: The photospheric phase 2008, ApJ, 673, 155 (astro-ph/0712.1899)
109) Elsner, F., Feulner, G., Hopp, U.: The impact of Spitzer infrared data on stellar mass estimates - and a revised galaxy stellar mass function 0 < z < 5 2007, A&A, 447, 503 (astro-ph/0711.0384)
108) Gabasch, A., Goranova, Yu., Hopp, U., Noll, S., Panella, M.: A deep i-selected multi-waveband galaxy catalogue in the COSMOS field 2007, MNRAS, 383, 1319 (astro-ph/0710.5244)
107) Joshua A. Frieman, B. Bassett, A. Becker, C. Choi, D. Cinabro, F. DeJongh, D. L. Depoy, B. Dilday, M. Doi, P. M. Garnavich, C. J. Hogan, J. Holtzman, M. Im, S. Jha, R. Kessler, K. Konishi, H. Lampeitl, J. Marriner, J. L. Marshall, D. McGinnis, G. Miknaitis, R. C. Nichol, J. L. Prieto, A. G. Riess, M. W. Richmond, R. Romani, M. Sako, D. P. Schneider, M. Smith, N. Takanashi, K. Tokita, K. van der Heyden, N. Yasuda, C. Zheng, J. Adelman-McCarthy, J. Annis, R. J. Assef, J. Barentine, R. Bender, R. D. Blandford, W. N. Boroski, M. Bremer, H. Brewington, C. A. Collins, A. Crotts, J. Dembicky, J. Eastman, A. Edge, E. Edmondson, E. Elson, M. E. Eyler, A. V. Filippenko, R. J. Foley, S. Frank, A. Goobar, T. Gueth, J. E. Gunn, M. Harvanek, U. Hopp, Y. Ihara, Z. Ivezc, S. Kahn, J. Kaplan, et al. The Sloan Digital Sky Survey-II Supernova Survey: Technical Summary 2008, AJ, 135, 338 (astro-ph/0708.2749)
106) Georg Feulner, Yuliana Goranova, Ulrich Hopp, Armin Gabasch, Ralf Bender, Christine S. Botzler, Niv Drory: The Munich Near-Infrared Cluster Survey (MUNICS) - IX. Galaxy Evolution to z ~ 2 From Optically Selected Catalogue MNRAS, 2007, 378, 429 (astro-ph/0703792)
105) U. Hopp, R.E. Schulte-Ladbeck, J. Kerp: Searching for Stars in Compact High Velocity Clouds. II 2007, MNRAS, 374, 1164 (astro-ph/0610748)
104) M. Longhetti, P. Saracco, P. Severgnini, R. Della Ceca, F. Mannucci, R. Bender, N. Drory, G. Feulner, U. Hopp The Kormendy relation of massive elliptical galaxies at z~1.5. Evidence for size evolution ? 2007, MNRAS 374, 614 (astro-ph/0610241)
103) I. Trujillo, G. Feulner, Y. Goranova, U. Hopp, M. Longhetti, P. Saracco, R. Bender, V.Braito, R. Della Ceca, N. Drory, F. Mannucci, P. Severgnini Extremely compact massive galaxies at z~1.4 2006, MNRAS, Letters 373, L36 (astro-ph/0608657)
102) C. Tapken, I. Appenzeller, A. Gabasch, J. Heidt, U. Hopp, R. Bender, D. Mehlert, S. Noll, S. Seitz, W. Seifert Lyman-alpha emission galaxies at a redshift of z = 5.7 in the FORS Deep Field 2006, A&A, 455, 145 (astro-ph/0604262)
101) G. Feulner, U. Hopp, C.S. Botzler Integrated specific star formation rates of galaxies, groups, and clusters: A continuous upper limit with stellar mass? 2006, A&A (letters), 451, L13 (astro-ph/0603616)
100) M. Pannella (1), U. Hopp (1,2), R.P. Saglia (1), R. Bender (1,2), N. Drory (3), M. Salvato (1), A. Gabasch (1,2), G. Feulner The evolution of the mass function split by morphology up to redshift 1 in the FORS Deep and the GOODS-S Fields 2006, ApJ, 639, L1 (astro-ph/0601338)
99) Daniel Thomas, F. Brimioulle, Ralf Bender, Ulrich Hopp, Laura Greggio, Claudia Maraston, Roberto P. Saglia: A counter-rotating core in the dwarf elliptical galacy VCC 510 2005, A&A, 445, L19 (astro-ph/0511409)
98) Armin Gabasch, Ulrich Hopp, Georg Feulner, Ralf Bender, Stella Seitz, Roberto P. Saglia, Jan Snigula, Niv Drory, Immo Appenzeller, Doerte Mehlert, Stefan Noll, Asmus Boehm, Bodo Ziegler The evolution of the luminosity functions in the FORS Deep Field from low to high redshift: II. The red bands 2005, A&A, 448, 101 (astro-ph/0510339)
97) Georg Feulner, Armin Gabasch, Mara Salvato, Niv Drory, Ulrich Hopp, Ralf Bender Specific star formation rates to redshift 5 from the FORS Deep Field and the GOODS-S Field 2005, ApJL, 633, L9 (astro-ph/0509197)
96) S.A. Pustilnik, D. Engels, V.A. Lipovetsky, A.Y. Kniazev, A.G. Pramskij, A.V. Ugryumov, J. Masegosa, Y.I. Izotov, F. Chaffee, I. Marquez, A.L. Teplyakova, U. Hopp, N. Brosch, H.-J. Hagen, J.-M. Martin The Hamburg/SAO survey for emission-line galaxies. VI. The sixth list of 126 galaxies 2005, A&A, 442, 109 (astro-ph/0507082)
95) M. Longhetti, P. Saracco, P. Severgnini, R. Della Ceca, V. Braito, F. Mannucci, R. Bender, N. Drory, G. Feulner, U. Hopp: Dating the stellar population in massive early-type galaxies at z ~ 1.5 2005, MNRAS, 361, 897 (astro-ph/0505467)
94) R. E. Schulte-Ladbeck, B. Koenig, C. J. Miller, A. M. Hopkins, I. O. Drozdovsky, D. A. Turnshek, U. Hopp: Emission-line spectroscopy of Damped Lyman Alpha Systems: The case of SBS 1543+593/HS 1543+5921 2005, ApJ, 625, L79 (astro-ph/0504556)
93) N. Drory, M. Salvato, A. Gabasch, R. Bender, U. Hopp, G. Feulner, M. Pannella The stellar mass function of galaxies to z ~ 5 in the Fors Deep and GOODS-S fields, 2004, ApJL, 619, L 131 (astro-ph/0412167)
92) P. Saracco, M. Longhetti, P. Severgnini, R. Della Ceca, V. Braito, F. Mannucci, R. Bender, N. Drory, G. Feulner, U. Hopp, C. Maraston The density of very massive evolved galaxies to z ~ 1.7, 2004, MNRAS, 357, L40 (astro-ph/0412020)
91) G. Feulner, Y. Goranova, , N. Drory, U. Hopp, R. Bender The Munich Near-Infrared Cluster Survey (MUNICS) -- VII. The connection between star formation and stellar mass: Specific stars formation rates to redshift one, 2005, MNRAS, 358, L1 (astro-ph/0411744)
90) P. Severgnini, R. Della Ceca, V. Braito, P. Saracco, M. Longhetti, R. Bender, N. Drory, G. Feulner, U. Hopp, F. Mannucci, C. Maraston Looking for obscured QSOs in the X-ray emitting ERO population, 2004, A&A, 431, 87 (astro-ph/0410434)
89) N. Drory, R. Bender, U. Hopp Comparing Spectroscopic and Photometric Stellar Mass Estimates, 2004, ApJL, 616, L103 (astro-ph/0410084)
88) A. Gabasch, M. Salvato, R.P. Saglia, R. Bender, U. Hopp, S. Seitz, N. Drory, G. Feulner, M. Pannella, M. Schirmer, and T. Erben The star formation rate history in the FORS Deep and GOODS South Fields, ApJL, 616, L83 (astro-ph/0409515)
87) K. Jaeger, B.L. Ziegler, A. Boehm, J. Heidt, C. Moellenhoff, U. Hopp, R.H. Mendez, S. Wagner:Internal Kinematic of Spiral Galaxies in Distant Clusters. Part II., A&A, 422, 907 (2004) (astro-ph/0406024)
86) A. Gabasch, R. Bender, S. Seitz, U. Hopp, R. P. Saglia, G. Feulner, J. Snigula, N. Drory, I. Appenzeller, J. Heidt, D. Mehlert, S. Noll, A. Boehm, K. Jaeger, B. Ziegler, K. J. Fricke: The evolution of the luminosity functions in the FORS Deep Field from low to high redshift: I. The blue bands, 2004, A&A, 421, 41 (2004) (astro-ph/0403535)
85) S. Noll, D. Mehlert, I. Appenzeller, R. Bender, A. Boehm, A. Gabasch, J. Heidt, U. Hopp, K. Jaeger, S. Seitz, O. Stahl, C. Tapken, B. L. Ziegler: The FORS Deep Field Spectroscopic Survey, 2004, A&A, 418, 885 (2004) (astro-ph/0401500)
84) N. Drory, R. Bender, G. Feulner, U. Hopp, C. Maraston, J. Snigula, and G. J. Hill: The Munich Near-Infrared Cluster Survey (MUNICS) -- VI. The stellar masses of K-and selected field galaxies to z~1.2 2004, ApJ, 608, 742 (2004) (astro-ph/0403041)
83) C.S.Botzler, J.Snigula, R. Bender, and U.Hopp:Finding structures in photometric redshift galaxy surveys: An extended friends-of-friends algorithm, 2004, MNRAS, 349, 425 (astro-ph/0312018)
82) N. Drory, R. Bender, G. Feulner, U. Hopp, C. Maraston, J. Snigula, and G. J. Hill: The Munich Near-Infrared Cluster Survey (MUNICS) -- II. The K-band Luminosity Function of Field Galaxies to z~1.2 2003, ApJ, 595, 698 (astro-ph/0306299)
81) J. Heidt, K. Jaeger, K. Nilson, U. Hopp, J.W. Fried, E. Sutorius:PKS 5037-441: extended [OII] emission and a binary QSO?, 2003, A&A, 406, 565 (astro-ph/0305401)
80) Feulner, G., Bender, R., Drory, N., Hopp, U., Snigula, J., Hill, G.J.: The Munich Near-Infrared Cluster Survey (MUNICS) - V. The evolution of the rest-frame K-band and J-band galaxy luminosity functions to z ~ 0.7, 2003, MNRAS, 342, 605 (astro-ph/0302517)
79) A. Begum, J.N. Chengalur, U. Hopp:The little galaxy that could: Kinematics of Camelopardalis B, 2003, New Astronomy, 8, 267 (astro-ph/0301194)
78) P. Saracco, M. Longhetti, P. Severgnini, R. Della Ceca, F. Mannucci, R. Bender, N. Drory, G. Feulner, F. Ghinassi, U. Hopp, C. Maraston: Massive z ~ 1.3 evolved galaxies revealed, 2003, A&A, 398, 127 (astro-ph/0211394)
77) J Heidt, I Appenzeller, A Gabasch, K Jäger, S Seitz, R Bender, A Böhm, J Snigula, K J Fricke, U Hopp, M Kümmel, C Möllenhoff, Th Szeifert, B Ziegler, N Drory, D Mehlert, A F M Moorwood, H Nicklas, S Noll, R P Saglia, W Seifert, O Stahl, E Sutorius, S J Wagner:The FORS deep field: field selection, photometric observations and photometric catalog, 2003, A&A, 398, 49 (astro-ph/0211044)
76) U. Hopp, R.E. Schulte-Ladbeck, J. Kerp: Searching for Stars in Compact High-Velocity Clouds. I. First Results from VLT and 2MASS, 2003, MNRAS, 339, 33 (astro-ph/0210287)
75) J. Snigula, N. Drory, R. Bender, C.S. Botzler, G. Feulner, U. Hopp: The Munich Near-Infrared Cluster Survey -- IV. Biases in the Completeness of Near-Infrared Imaging Data, 2002, MNRAS, 336, 1329 (astro-ph/0207455)
74) D. Mehlert, S. Noll, I. Appenzeller, R.P. Saglia, R. Bender, A. Boehm, N. Drory, K.J. Fricke, A. Gabasch, J. Heidt, U. Hopp, C. Moellenhoff, S. Seitz, O. Stahl, B. Ziegler: Evidence for chemical evolution in the spectra of high redshift galaxies, 2002, A&A 393, 809 (astro-ph/0208231)
73) Regina E. Schulte-Ladbeck, Ulrich Hopp, Igor O. Drozdovsky, Laura Greggio, Mary M. Crone:The Oldest Stars of the Extremely Metal-Poor Local Group Dwarf Irregular Galaxy Leo A, 2002, AJ, 124, 896 (astro-ph/0205052)
72) Igor O. Drozdovsky, Regina E. Schulte-Ladbeck, Ulrich Hopp, Laura Greggio, Mary M. Crone:The dwarf Irregular/Wolf-Rayet galaxy NGC 4214: I. Stellar content, a new distance, and global parameters, 2002, AJ, 124, 811 (astro-ph/0205011)
71) Mary M. Crone, Regina E. Schulte-Ladbeck, Laura Greggio, Ulrich Hopp: The Star Formation History of the Blue Compact Dwarf Galaxy UGCA 290, 2001, ApJ, 567, 258 (astro-ph/0111248)
70) N. Drory, R. Bender, J. Snigula, G. Feulner, U. Hopp, C. Maraston, G.J. Hill, C. Mendes de Oliveira: The Munich Near-Infrared Cluster Survey (MUNICS) III: Number density evolution of massive field galaxies to z ~ 1.2 as derived from the K-Band Selected Survey, 2001, ApJ, 562, L111. (astro-ph/0110543)
69) D. Mehlert, S. Seitz, R.P. Saglia, I. Appenzeller, R. Bender, K.J. Fricke, T.L. Hoffmann, U. Hopp, R.-P. Kudritzki, A.W.A. Pauldrach: Gravitationally lensed high redshift galaxies in the field of 1E0657-56 , 2001, A&A, 379, 96 (astro-ph/0109290)
68) A.V. Ugryumov, D. Engels, A.Y. Kniazev, R.F. Green, Y.I. Izotov, U. Hopp, S.A. Pustilnik, A.G. Pramsky, T.F. Kniazeva, N. Brosch, H.-J. Hagen, V.A. Lipovetsky, J. Masegosa, I. Marquez, J.-M. Martin: The Hamburg/SAO Survey for Emission--Line Galaxies. V. The Fifth List of 161 Galaxies2001, A&A, 374, 907 (astro-ph/0106186)
67) A. Riffeser, J. Fliri, C. A. Goessl, R. Bender, U. Hopp, O. Baernbantner, C. Ries, H. Barwig, S. Seitz, W. Mitsch: WeCAPP - The Wendelstein Calar Alto Pixellensing Project I. Tracing Dark and Bright Matter in M31, 2001, A&A, 379, 362 (astro-ph/0104283)
66) N. Drory, G. Feulner, R. Bender, C. S. Botzler, U. Hopp, C. Maraston, C. Mendes de Oliveira, J. Snigula: The Munich Near-Infrared Cluster Survey I. Field selection, object extraction, and photometry, 2001, MNRAS, 325, 550, (astro-ph/0102354)
65) I. O. Drozdovsky, R. E. Schulte-Ladbeck, U. Hopp, M. M. Crone, L. Greggio: The Stellar Content of NGC 6789, A Blue Compact Dwarf Galaxy in the Local Void, 2001, ApJ (Letters), 551, L135 (astro-ph/0102452)
64) R. E. Schulte-Ladbeck, U. Hopp, L. Greggio, M. M. Crone, I. O. Drozdovsky: A Near-Infrared Stellar Census of Blue Compact Dwarf Galaxies: The Wolf-Rayet Galaxy I Zw 36, 2001, AJ, 121, 3007 (astro-ph/0102397)
63) A. J. Castro-Tirado, V. V. Sokolov, J. Gorosabel, J.M. Castro Ceron, J. Greiner, R.A.M.J. Wijers, B.L. Jensen, J. Hjorth, S. Toft, H. Pedersen, E. Palazzi, E. Pian, N. Masetti, R. Sagar, V. Mohan, A.K. Pandey, S.B. Pandey, S.N. Dodonov, T.A. Fatkhullin, V.L. Afanasiev, V.N. Komarova, A.V. Moiseev, R. Hudec, V. Simon, P. Vreeswijk, E. Rol, S. Klose, B. Stecklum, M.R. Zapatero-Osorio, N. Caon, C. Blake, J. Wall, D. Heinlein, A. Henden, S. Benetti, A. Magazzu, F. Ghinassi, L. Tommasi, M. Bremer, C. Kouveliotou, S. Guziy, A. Shlyapnikov, U. Hopp, G. Feulner, S. Dreizler, D. Hartmann, H. Boehnhardt, J.M. Paredes, J. Marti, E. Xanthopoulos, H.E. Kristen, J. Smoker and H. Hurley: The extraordinarily bright optical afterglow of GRB 991208 and its host galaxy, 2001, A&A, 370, 398 (astro-ph/0102177)
62) A.Y. Kniazev, D. Engels, S.A. Pustilnik, A.V. Ugryumov, T.F. Kniazeva, A.G. Pramsky, N. Brosch, H.-J. Hagen, U. Hopp, Y.I. Izotov, V.A. Lipovetsky, J. Masegosa, I. M'arquez, J.-M. Martin: The Hamburg/SAO Survey for Emission--Line Galaxies. IV. The Fourth List of 119 Galaxies 2001, A&A, 366, 771 (astro-ph/0012158)
61) CRONE, M.M., SCHULTE-LADBECK, R.E., HOPP, U., GREGGIO: A Compact Population of Red Giants in the Blue Compact Dwarf Galaxy UGCA 290, 2000, ApJL 545, L31 (astro-ph/0009504)
60) SCHULTE-LADBECK, R.E., HOPP, U., GREGGIO, L., CRONE, M.M.: A Near-Infrared Stellar Census of Blue Compact Dwarf Galaxies: NICMOS Detection of Red Giant Stars in the Wolf-Rayet Galaxy Mrk 178, AJ, 120, 1713, 2000 (astro-ph/0007417)
59) Kniazev A.Y., Pustilnik S.A., Masegosa J.,M'arquez I., Ugryumov A.V., Martin J.-M., Izotov Y.I., Engels D., Brosch N., Hopp U., Merlino S., Lipovetsky V.A. HS 0822+3542 -- a new nearby extremely metal-poor galaxy; A&A 357, 101 (2000) (astro-ph/0003320)
58) VENNIK, J., HOPP, U., POPESCU, C.C.: Surface Photometry of emission-line galaxies in low density regions; A&AS 142, 399 (2000)
57) HOPP, U., ENGELS, D., GREEN, R.F., UGRYUMOV, A.V., IZOTOV, Y.I.,HAGEN, H.J., KNIAZEV, A.Y., LIPOVETSKY, V.A., PUSTILNIK, S.A., BROSCH, N., MASEGOSA, J., MARTIN, J.-M., M\'ARQUEZ, I.: The Hamburg/SAO Survey of emission--line galaxies III. A third list of 81 galaxies; A&AS 142, 417 (2000) (astro-ph/0001054)
56) POPESCU, C.C., HOPP, U.: A spectrophotometric catalogue of HII galaxies , A&AS 142, 247 (2000) (astro-ph/9912490)
55) SCHULTE-LADBECK, R.E., HOPP, U., GREGGIO, L., CRONE, M.M.: A Near-Infrared Stellar Census of the Blue Compact Dwarf Galaxy VII Zw 403 , AJ, 118, 2705 (1999) (astro-ph/9909216)
54) POPESCU, C.C., HOPP, U., ROSA, M.: On the Star-Formation Properties of Emission-Line-Galaxies in and around Voids; A&A 350, 414 (1999) (astro-ph/9909184)
53) SCHULTE-LADBECK, R.E., HOPP, U., CRONE, M.M., GREGGIO, L.: A Stellar Population Gradient in VII Zw 403 - Implications for the Formation of Blue Compact Dwarf Galaxies, ApJ 525, 709 (1999) (astro-ph/9905102)
52) HOPP, U., SCHULTE-LADBECK, R.E., GREGGIO, L., MEHLERT, D.: Fundamental properties of the new dwarf galaxy And VI - alias 'Pegasus Dwarf' - a new companion of M31; A&A (Letters) 342, L9 (1999) (astro-ph/9811281)
51) REIMERS, D., HAGEN,H.-J., HOPP, U.: HS1023+3900 - a magnetic CV in the period gap with a distinct cyclotron emission line spectrum; A&A 343, 157 (1999)
50) HOPP, U.: Distance, structure and bright stellar content of the dwarf irregular galaxy UGC 685; A&AS 134, 317 (1999) (astro-ph/9809091)
49) SCHULTE-LADBECK, R.E., HOPP, U.: 1997, The Stellar Content of 10 Dwarf Irregular Galaxies; AJ 116, 2886; 1998 (astro-ph/9809196)
48) KRONBERG, P.P., LESCH, H., HOPP, U.: Magnetization of the Intergalactic Medium by Primeval Galaxies; ApJ 511, 53 (1999)
47) UGRYUMOV, A.V., ENGELS, D., LIPOVETSKY, V.A., HAGEN, H.J., HOPP, U., PUSTILNIK, S.A., KNIAZEV, A.Y., IZOTOV, Y.I., RICHTER, G., POPESCU, C.C.: THE Hamburg/SAO Survey of emission--line galaxies I. A first list of 70 galaxies; A&AS 135, 511 (1999)
46) POPESCU, C.C., HOPP, U., HAGEN, H.J., ELSAESSER, H.: Search for for emission-line galaxies towards nearby voids. List 2; A&AS 133, 13 (1998)
45) MENDEZ, R., GUERRERO, M.A., FREEMAN, K.C., ARNABOLDI, M., KUDRITZKI, R.P., HOPP, U., CAPACCIOLI, M., FORD, H.: More evidence for an intracluster planetary nebulae population in the Virgo cluster; ApJ L 491, L23 (1998) (astro-ph/9710179)
44) SCHULTE-LADBECK, R.E., CRONE, M., HOPP, U.: 'Baade's red sheet' resolved into stars with HST in the Blue Compact Dwarf Galaxy VII Zw 403; ApJ 493, L23 (1998) (astro-ph/9708240)
43) SEITZ, S., SAGLIA, R.P., BENDER, R., HOPP, U., BELLONI, P., ZIEGLER, B.: The z=2.72 galaxy cB58: a gravitational fold arc lensed by the cluster MS 1512+36; MNRAS 298, 945 (1998) (astro-ph/9706023)
42) BENDER, R., SAGLIA, R.P., ZIEGLER, B., BELLONI, P., GREGGIO, L., HOPP, U., BRUZUAL, G.: Exploring Cluster Ellipticals as Cosmological Standard Rods; ApJ 493, 529 (1997) (astro-ph/9708237)
40) POPESCU, C.C., RAFANELLI, P., BENETTI, S., HOPP, U., BIRKLE, K., ELSAESSER, H.: SN 1995 ah - the first supernova observed in a Blue Compact Dwarf galaxy; A&A 326, 982 (1997) (astro-ph/9707301)
39) V. A. LIPOVETSKY, F. CHAFFEE, Yu. I. IZOTOV, C. FOLTZ, A. Yu. KNIAZEV, U. HOPP: SBS 0335-052W - A New, Extremely Low Metallicity Dwarf Galaxy; ApJ 519, 177, 1999 (astro-ph/9902368)
39) POPESCU, C.C., HOPP, U., ELSAESSER, H.: Results of a search for emission-line galaxies towards nearby voids. The spatial distribution; A&A 325, 881 (1997) (astro-ph/9706004)
38) BOMANS, D., CHU, Y.-H., HOPP, U.: The supergiant Shells and Hot Gas in NGC 4449; AJ 113, 1678 (1997) (astro-ph/9702121)
37) HUCHTMEIER, W.K., HOPP, U., KUHN, B.: HI observations of dwarf galaxies in voids; A&A 319, 67 (1997)
36) KUHN, B., HOPP, U., ELSAESSER, H.: Results of a search for faint galaxies in voids; A&A 318, 405 (1996).
35) KLEIN, U., HUMMEL, E., BOMANS, D.J., HOPP, U.: The synchrotron halo and magnetic field of NGC 4449; A&A 313, 396 (1996)
34) VENNIK, J., HOPP, U., KOVACHEV, B., KUHN, B., ELSAESSER, H.: Surface photometry of galaxies in low density regions; A&AS 117, 261 (1996)
33) HAGEN, H.J., HOPP, U., ENGELS, D., REIMERS, D.: HS 1216+5032: A new double QSO separated by 9 arc sec; A&A 308, L25 (1996)
32) POPESCU, C.C., HOPP, U., HAGEN, H.J., ELSAESSER, H.: Search for emission line galaxies towards nearby voids. Observational data; A&AS 116, 1, (1996) (astro-ph/9510127)
31) REIMERS, D., HOPP, U., CLAVEL, J., CHINI, R., DAHLEM, M., ENGELS, D., FINK, H., HAGEN, H.J., HEBER, U., SCHRAMM, K.J., WARMSTECKER, W., WISOTZKI, L.: Multiwavelength observations of the bright QSO HS 0624+6907; A&A 303, 449 (1995)
30) WAGNER, S. J., MATTOX, J. R., HOPP, U., BOCK, H., HEIDT, J., BERTSCH, D. L., DINGUS, B. L., FICHTEL, C. E., HARTMAN, R. C., HUNTER, S. D., KANBACH, G., KNIFFEN, D. A., LIN, Y. C., MAYER-HASSELWANDER, H. A., MICHELSON, P. F., VON MONTIGNY, C., NOLAN, P. L., SREEKUMAR, P., THOMPSON, D. J.: High-Energy Gamma Rays from PKS 1406-076 and the Observation of Correlated Gamma-Ray and Optical Emission; ApJ 454, L97, (1995)
29) WAGNER, S.J., BORGEEST,U., CAMENZIND,M., DREISSIGACKER,O., BRINKMANN,W., HOPP, U., V.LINDE,J., SCHRAMM,J.: Simultaneous optical and gamma ray flaring in PKS 0420-014; A&A, 298, 688 (1995)
28) HOPP, U., SCHULTE-LADBECK, R.E.: CCD photometry of 11 resolved dwarf irregular galaxies; A&AS 111, 527 (1995)
27) HOPP, U., WAGNER, S.J., RICHTLER, T.: The globular cluster system of NGC 5813; A&A 296, 633 (1995)
26) HOPP, U., KUHN, B., THIELE, U., BIRKLE, K., ELSAESSER, H., KOVACHEV, B.: A redshift survey for faint galaxies towards nearby voids of galaxies; A&AS, 109, 537 (1995)
25) HENKEL, C., STICKEL, M., SALZER, J.J., HOPP, U., BROUILLET, N., BAUDRY, A.: A possible protogalaxy near M81; A&A 273, L15 (1993)
24) v.LINDE, J., BORGEEST, U., SCHRAMM, K.J., GRASER, U., HEIDT, J., HOPP, U., MEISENHEIMER, K., NIESER, L., STEINLE, H., WAGNER, S.: A rapid optical flare in the distant gamma-ray source 0836+710; A&A 267, L23 (1993)
23) GRASER, U., HOPP, U.: Pointing models for the Calar Alto 2.2m and 3.5m telescopes; A&A 251, 737 (1991)
22) HOPP, U., SCHULTE-LADBECK, R.E.: The dwarf galaxy UGC 5272 and its small companion galaxy; A&A 248, 1 (1991)
21) U. BORGEEST, M. DIETRICH, U. HOPP, W. KOLLATSCHNY, K.-J. SCHRAMM: GC 0248+430: A possibly micro-lensed Quasar behind a tidal arm of a merging galaxy system; A&A 243, 93 (1991)
20) WAGNER, S., RICHTLER, T., HOPP, U.: The Globular Cluster System around NGC 1399; A&A 241, 399 (1991)
19) SCHULTE-LADBECK, R.E., HOPP, U.: A multiwavelength study of UGC 11000; A\&A 239, 69 (1990)
18) HOPP, U., GRASER, U.: Optical quality of the Calar Alto 3.5 m telescope; A\&A 235,543 (1990)
17) HESSMAN,F.V., HOPP, U.: The massive, nearly face-on cataclysmic variable GD 522; A&A 228, 387 (1990)
16) REIMERS, D., CLAVEL, J., GROOTE, D., ENGELS, D., HAGEN, H.J., NAYLOR, T., WARMSTEKER, W., HOPP, U.: The luminous quasar HS1700+6416 and the shape of the 'big bump' below 500 A; A&A 218, 71 (1989)
15) HOPP, U., SCHULTE-LADBECK, R.E.: The Stellar Content and Morphology of the Dwarf Irregular Galaxy Holmberg IX; A&A 188, 5 (1987)
14) HOPP, U.,MATERNE, J.: The Antlia Cluster of Galaxies and Its Environment: The Hydra-I Centaurus Supercluster; A&AS 61, 93 (1985)
13) HOPP, U.,MATERNE, J.: Observations of the Southern Galaxy Clusters STR0625-540 and STR0627-544; A&A 148, 359 (1985)
12) HOPP, U., WOLK, C.: UBV Photometry and Spectroscopy of an Anomalous SS Cygni Outburts; Astrophys. Space Sci. 98, 237 (1984)
11) MATERNE, J., HOPP, U.: The Cluster of Galaxies SC0316-444: Does it Rotate? A&A 124, L13 (1983)
10) GEYER, E.H., HOPP, U., NELLES, B.: Ellipticity Variations within Some Globular Clusters of the Galaxy and the Magellanic Clouds; A&A 125, 359 (1983)
9) MATERNE, J., CHINCARINI, G., TARENGHI, M., HOPP, U.: Optical Investigation of Two X-ray Clusters of Galaxies: 0430.6-6133 and 0626.7-5426; A&A 109, 238 (1982)
8) HOPP, U., WITZIGMANN, S.: BV Photometry of the W Uma Star 44 i Bootis; Astrophys. Space Sci. 83, 171 (1982)
7) HOFFMANN, M., HOPP, U.: BV and Narrow Band Photometry of the Eclipsing Binary AM Leonis; Astrophys. Space Sci. 83, 391 (1982)
6) GEYER, E.H., HOPP, U.: On the Structure of the 'red' Globular Cluster NGC 1806 in the Large Magellanic Cloud; Astrophys. Space Sci. 84, 133 (1982)
5) HOPP, U.: BV Photometry of the RRc Variable Star DH Peg; Astrophys. Space Sci. 79, 239 (1980)
4) HOPP, U., WITZIGMANN, S.: Outburts Photometry of the Dwarf Nova SS Cygni; A&A 89, 227 (1980)
3) HOPP, U.: The Distribution of Main-Sequence Stars in the Open Cluster NGC 7789; Astrophys. Space Sci. 72, 233 (1980)
2) GEYER, E.H., HOPP, U.: Large Magellanic Cloud Loop Nebulae and Their Stellar Contents; Astrophys. Space Sci. 69, 495 (1980)
1) GEYER, E.H., HOPP, U., KIEHL, M., WITZIGMANN, S.: A Comparison of the Star Density Distribution of 'red' and 'blue' Globular Clusters of the Large Magellanic Cloud; A&A 77, 61 (1979)

Contribution to books ....

- R.E. Schulte-Ladbeck, Hopp, U., E. Brinks, A. Kravtsov (eds.):Dwarf-Galaxy Cosmoloy. In: 'Advances in Astronomy', Special Issue, Hindawi Publishing Cooperation, 2010, ISSN: 1687-7969.
- Hopp, U., Wolf,R.: Optical Telescopes. In: 'Astronomical Instruments', Landolt-Börnstein. Vol. VI/3, Ed. H.H.Voigt, Springer, Berlin, Heidelberg, New York, 1993, p. 1-12.

... and contribution to conferences: Invited

6) Hopp, U.: Star formation history of local BCDs and those in voids Proc. of the 40th meeting of the Bonn-Bochum Graduierten Kolleg "Dwarf Galaxies and their Environment", January 2001, Bad Honnef, p. 219
5) Hopp, U.: Search for dwarf galaxies in: U. Klein, R.J.Dettmar (eds.), Proc. of the 18th meeting of the Bonn-Bochum Graduierten Kolleg, Bad Honnef, 1996
4) Hopp, U.: Properties of galaxies in and about voids in: D.Hamilton (ed.), Proceedings of a Ringberg workshop 'The evolving universe', 1998, Kluwer, p. 59 (astro-ph/9702230)
3) Hopp, U., Kuhn, B.: How empty are the voids? Results of an optical survey in: G.Klare (ed.) 'Reviews in Modern Astronomy' 7, 277 (1995)
2) Hopp, U.: Optical Search for Dwarf Galaxies in Voids. in: G.Meylan & P.Prugniel (eds.), Proceedings of the ESO/OHP Workshop on Dwarf Galaxies, Observatoire de Haute Provence, Sept. 1993, ESO Workshop Proceedings No. 44, 37 (1994)
1) Birkle, K., Hopp, U.: The Calar Alto 3.5m Telescope: Operation and Test Results Mitt. Astron. Ges. 68, 12 (1987)

... and contribution to conferences: Astronomical Telescopes and Instruments

29) Anna Brucalassi ; Frank Grupp ; Hanna Kellermann ; Liang Wang ; Florian Lang-Bardl ; Nils Baisert ; Shao Ming Hu ; Ulrich Hopp ; Ralf Bender Stability of the FOCES spectrograph using an astro-frequency comb as calibrator 2016, SPIE, Ground-based and Airborne Instrumentation for Astronomy VI, eds. Evans C., Simard L., Takami H., Proc. SPIE vol. 9908 id 8W; 2016 DOI
28) Hanna Kellermann ; Frank Grupp ; Anna Brucalassi ; Liang Wang ; Nils Baisert ; Florian Lang-Bardl ; Ulrich Hopp ; Ralf Bender Multi-fiber coupling through a miniature lens system into the FOCES spectrograph 2016, SPIE, Ground-based and Airborne Instrumentation for Astronomy VI, eds. Evans C., Simard L., Takami H., Proc. SPIE vol. 9908 id 63; 2016 DOI
27) Liang Wang ; Frank Grupp ; Hanna Kellermann ; Anna Brucalassi ; Jörg Schlichter ; Ulrich Hopp ; Ralf Bender A new generation of spectral extraction and analysis package for Fiber Optics Cassegrain Echelle Spectrograph (FOCES) 2016, SPIE, Software and Cyberinfrastructure for Astronomy III, (August 9, 2016) Proc. SPIE vol. 9913 id 30; 2016 DOI
26) F. Lang-Bardl ; R. Bender ; C. Goessl ; F. Grupp ; H.-J. Hess ; J. Kaminski ; K. Hodapp ; U. Hopp ; S. Jacobson ; H. Kravcar ; A. Monna ; W. Mitsch ; J. Schlichter ; M. Wegner The Wendelstein three channel imager (3KK): alignment, commissioning, and first results 2016, SPIE, Ground-based and Airborne Instrumentation for Astronomy VI, eds. Evans C., Simard L., Takami H., Proc. SPIE vol. 9908 id 44; 2016 DOI
25) Davies, R.; Schubert, J.; Hartl, M.; Alves, J.; Clénet, Y.; Lang-Bardl, F.; Nicklas, H.; Pott, J.-U.; Ragazzoni, R.; Tolstoy, E.; Agocs, T.; Anwand-Heerwart, H.; Barboza, S.; Baudoz, P.; Bender, R.; Bizenberger, P.; Boccaletti, A.; Boland, W.; Bonifacio, P.; Briegel, F.; Buey, T.; Chapron, F.; Cohen, M.; Czoske, O.; Dreizler, S.; Falomo, R.; Feautrier, P.; Förster Schreiber, N.; Gendron, E.; Genzel, R.; Glück, M.; Gratadour, D.; Greimel, R.; Grupp, F.; Häuser, M.; Haug, M.; Hennawi, J.; Hess, H.-J.; Hörmann, V.; Hofferbert, R.; Hopp, U.; Hubert, Z.; Ives, D.; Kausch, W.; Kerber, F.; Kravcar, H.; Kuijken, K.; Lang-Bardl, F.; Leitzinger, M.; Leschinski, K.; Massari, D.; Mei, S.; Merlin, F.; Mohr, L.; Monna, A.; Müller, F.; Navarro, R.; Plattner, M.; Przybilla, N.; Ramlau, R.; Ramsay, S.; Ratzka, T.; Rhode, P.; Richter, J.; Rix, H.-W.; Rodeghiero, G.; Rohloff, R.-R.; Rousset, G.; Ruddenklau, R.; Schaffenroth, V.; Schlichter, J.; Sevin, A.; Stuik, R.; Sturm, E.; Thomas, J.; Tromp, N.; Turatto, M.; Verdoes-Kleijn, G.; Vidal, F.; Wagner, R.; Wegner, M.; Zeilinger, W.; Ziegler, B.; Zins, G.: MICADO: first light imager for the E-ELT 2016, SPIE, Ground-based and Airborne Instrumentation for Astronomy VI, eds. Evans C., Simard L., Takami H., Proc. SPIE vol. 9908 id 73; 2016 DOI
24) Kellermann, Hanna and Grupp, Frank and Brucalassi, Anna and Lang-Bardl, Florian and Franik, Christian and Hopp, Ulrich and Bender, Ralf: A new fiber slit assembly for the FOCES spectrograph 2015, SPIE, 9605, 96051R-96051R-9
23) Ulrich Hopp ; Ralf Bender ; Frank Grupp ; Claus Gössl ; Florian Lang-Bardl ; Wolfgang Mitsch ; Arno Riffeser ; Nancy Ageorges: Commissioning and science verification of the 2m-Fraunhofer Wendelstein Telescope 2014, SPIE, 9145, Ground-based and Airborne Telescopes V, 91452D (July 22, 2014); doi:10.1117/12.2054498
22) Marco Haeuser ; Florian Lang-Bardl ; Josef Richter ; Hans-Joachim Hess ; Adrian Degwert ; Adolf Karasz ; Ralf Kosyra ; Ulrich Hopp ; Ralf Bender : Presenting a high accuracy Theta-Phi-style fiber-positioner prototype with a 15-mm pitch 2014, SPIE, 9147, Ground-based and Airborne Instrumentation for Astronomy V, 91476V (July 24, 2014); doi:10.1117/12.2056300
21) Brucalassi, A., F. Grupp, F. Lang, L. Wang, C. Franik, H. Kellerm, S.M. Hu, U. Hopp and R. Bender: Pressure and temperature stabilization of an existing {\'E}chelle spectrograph IV 2013, SPIE, 8864E, id. 88641H 8 pp
20) Stephanie Bogner, Martin Becker, Frank Grupp, Florian Lang-Bardl, Hu Shao-Ming, Matthias Beyerlein, Juergen Lambrecht, Johannes Pfund, Ulrich Hopp, Ralf Bender, Burkhard Fleck: Test system for a Shack-Hartmann sensor based telescope alignment demonstrated at the 40cm Wendelstein Telescope 2012, SPIE, 8444 58 - 1
19) Ulrich Hopp, Ralf Bender, Frank Grupp, Hans Thiele, Nancy Ageorges, Peter Aniol, Heinz Barwig, Claus Goessl, Florian Lang-Bardl, Wolfgang Mitsch, Michael Ruder: First Tests of the compact, low-scattered-light 2m-Fraunhofer Telescope 2012, SPIE, 8444 2V - 1
18) Hans Thiele, Nancy Ageorges, Dirk Kampf, Mike Hartl, Sebastina Egner, Peter Aniol, Michael Ruder, Christian Abfalter, Ulrich Hopp, Ralf Bender, Claus Goessl, Frank Grupp, Florian Lang-Bardl, Wolfgang Mitsch: New Fraunhofer Telescope Wendelstein: Assembly, Installation and current status 2012, SPIE, 8444 1B - 1
17) Frank Grupp, Anna Brucalassi, Florian Lang, Shao Ming Hu, R. Holzwarth, T. Udem, Ulrich Hopp, Ralf Bender: Pressure and temperature stabilization of an existing echelle spectrograph. II. 2011, SPIE, 8151 E - 815119
16) Ulrich Hopp, Ralf Bender, Frank U. Grupp, Heinz Barwig, Claus A. Gössl, Florian Lang-Bardl, Wolfgang Mitsch, Hans Thiele, Peter Aniol, Markus Schmidt, Michael Hartl, Dirk Kampf, Roland Schöggl: The compact, low scattered-light 2m Wendelstein Fraunhofer Telecope 2010, SPIE, 7733 - 3
15) Claus A. Gössl, Ralf Bender, Frank U. Grupp, Ulrich Hopp, Florian Lang-Bardl, Wolfgang Mitsch, Werner Altmann, Ann Ayres, Scott Clark, Michael Hartl, Dirk Kampf, Gary R. Sims, Hans Thiele, Kevin Thorne: A 64 M-pixel camera for the Wendelstein Fraunhofer Telescope Nasmyth wide-field port: WWFI 2010, SPIE, 7735 - 122
14) Florian Lang-Bardl, Klaus W. Hodapp, Shane M. Jacobson, Ralf Bender, Claus A. Gössl, Frank U. Grupp, Ulrich Hopp, Wolfgang Mitsch: 3kk: the optical-NIR multichannel Nasmyth imager for the Wendelstein Fraunhofer Telescope 2010, SPIE, 7735 - 133
13) Frank U. Grupp, Thomas Udem, Ronald Holzwarth, Florian Lang-Bardl, Shao-Ming Hu, Ulrich Hopp, Anna Brucalassi, Liang Wang, Ralf Bender: Pressure and temperature stabilization of an existing Echelle spectrograph 2010, SPIE, 7735 - 262
12) Ulrich Hopp, Ralf Bender, Claus Goessl, Wolfgang Mitsch, Heinz Barwig, Arno Riffeser, Florian Lang, Silona Wilke, Christoph Ries, Frank Grupp, Helena Relke: Improving the Wendelstein Observatory for a 2m class telescope 2008, SPIE, 7016, 70161T1-70161T9
11) Frank Grupp, Florian Lang, Ralf Bender, Claus Goessl, Ulrich Hopp: A multi-instrument focal station for a 2m-class robotic telescope 2008, SPIE, 7014-281
10) Maximilian H. Fabricius, Stuart Barnes, Phillip J. McQueen, Gary J. Hill, Niv Drory, Ralf Bender, Ulrich Hopp, Frank Grupp: VIRUS-W: an integral field unit spectrograph dedicated to the study spiral galaxy bulges 2008, SPIE, 7014-260
9) Gössl, C. A.; Hopp, U.; Köhler, R.; Grupp, F.; Relke, H.; Drory, N.; Gebhardt, K.; Hill, G.; MacQueen, P.: The VIRUS Emission Line Detection Recipe 2007 ASPC 376, 281
8) Goessl, C. A.; Drory, N.; Relke, H.; Gebhardt, K.; Grupp, F.; Hill, G.; Hopp, U.; Koehler, R.; MacQueen, P.: The VIRUS data reduction pipeline 2006, SPIE, 6270, 66
7) Kuijken, K., et al (29 authors): OmegaCAM: wide-field imaging with fine spatial resolution 2004, SPIE 5492, 484
6) Goessl, G., Mitsch, W., Altmann, W., Hopp, U., Barwig, H.: Two-channel, robotic CCD-Camera 2003, SPIE, 4861, 648
5) Claus Goessl, Wolfgang Mitsch, Werner Altmann, Ulrich Hopp, Heinz Barwig: Two-channel, robotic CCD-camera 2003, SPIE 4841, 648
4) Kuijken, K., et al (36 authors): OmegaCAM: the 16k by 16k CCD camera for the VLT survey telescope 2002, Messenger 110, 15
3) U. Hopp, M. Fernandez: Extinction coefficients for Calar Alto 2002, Calar Alto newsletter 4
2) MARIEN,K.H.,GRASER,U.,SOLF,J., HOPP, U.,THIELE,U.: Astronomie mit digitalen Detektoren am Observatorium Calar Alto 1986, Mitt. Astron. Ges. 67, 422 (poster).
1) BAHNER,K.,GRASER,U., HOPP, U.,WOLF,R.: Einige Eigenschaften des neuen 3.5m Teleskops am Calar Alto 1986, Mitt. Astron. Ges. 67, 436 (Talk).

... and contribution to conferences: Astronomy

130) Fabricius, M., Saglia, R., Fisher, D., Drory, N., Bender, R., Hopp, U.: A longslit spectroscopic survey of bulges in disc galaxies Highlights of Astronomy, 2015, Vol. 16, p. 345
129) Papovich, C.~J. , Gebhardt, K. , Behroozi, P. , Bender, R. , Blanc, G.~A. , Ciardullo, R. , DePoy, D. , de Jong, R. , Drory, N. , Evans, N. , Fabricius, M. , Finkelstein, S. , Gawiser, E. , Greene, J. , Gronwall, C. , Hill, G. , Hopp, U. , Jogee, S. , Lacy, M. , L,riau, M. , Marshall, J. , Tuttle, S. , Somerville, R. , Steinmetz, M. , Suntzeff, N. , Tran, K. , Wechsler, R. , Wisotzki, L.: SHELA: The Spitzer-HETDEX Exploratory Large Area Survey 2012 American Astronomical Society Meeting Abstracts Vol 219, p. 424.09
128) Vennik, J., Hopp, U.: Dwarf Galaxies in Nearby Groups of Galaxies: Photometric Properties in: Papaderos, P. and Recchi, S. and Hensler, G. (eds): Dwarf Galaxies: Keys to Galaxy Formation and Evolution, 2012, Springer Verlag, p. 295 (DOI 10.1007/978-3-642-22018-0_35)
127) Vennik, J., Hopp, U.: Dwarf Galaxies in Nearby Groups of Galaxies 2011 EAS Publications Series Vol 48, p. 149
126) Vennik, J., Hopp, U.: Properties of Galaxies In and Around Groups of Galaxies 2010 ASPC 421, 294
125) Fabricius, Maximilian; Saglia, Roberto; Drory, Niv; Fisher, David; Bender, Ralf; Hopp, Ulrich: Velocity Dispersions Across Bulge Types in: HUNTING FOR THE DARK: THE HIDDEN SIDE OF GALAXY FORMATION. Edited by Victor P. Debattista and Cristina C. Popescu AIP Conference Proceedings, Volume 1240, pp. 239-240 (2010)
124) Vennik, J., Hopp, U.: Photometric Study of the Disk Galaxies in the Poor Group of Galaxies LGG 16 2008 ASPC 396, 293
123) Fabricius, Maximilian H.; Bender, Ralf; Drory, Niv; Grupp, Frank; Hill, Gary J.; Hopp, Ulrich: VIRUS-W A fiber based integral field unit spectrograph for the study of galaxy bulges in: Formation and Evolution of Galaxy Bulges, Proceedings of the International Astronomical Union, IAU Symposium, Volume 245, p. 417-418 astro-ph/0601638
122) Snigula, J., Goessl, C., Hopp, U.: Using LPVs as Tracers of Stellar Populations -- Using the Fuel Consumption Theorem 2007, ASPC 378, 497
121) Vennik, J., Hopp, U. Stellar ages and star-forming properties of galaxies in a dense group around IC 65 in: Stellar Populations as Building Blocks of Galaxies, Proceedings of IAU Symposium #241. Edited by A. Vazdekis and R. F. Peletier. Cambridge: Cambridge University Press, 2007, pp.525-526 astro-ph/0710.1786
120) Tapken, Christian; Appenzeller, Immo; Gabasch, Armin; Heidt, Jochen; Hopp, Ulrich; Bender, Ralf; Noll, Stefan; Seitz, Stella; Richling, Sabine The Puzzle of the Lya Galaxies: New Results from the VLT ESO Messenger 128, 51
119) Drory, N.; Bender, R.; Feulner, G.; Gabasch, A.; Hopp, U.; Noll, S.; Pannella, M.; Saglia, R. P.; Salvato, M. The Evolution of Galaxies in the FORS Deep and GOODS-S Fields ESO Messenger 125, 15
118) Feulner; G., Gabasch, A., Goranova, Yu., Salvato, M., Hopp, U., Bender, R. Tracing the Mass-Assembly History of Galaxies with Deep Surveys in: proceedings of the conference on "Relativistic Astrophysics and Cosmology - Einstein's Legacy" held in Munich, Germany, November 7-11 2005; to be published in the ESO Astrophysics Symposia (Springer) astro-ph/0601638
117) Zheng, C. et al.: SDSS-II Supernova Survey - Fall 2005 Spectroscopy Results 2006, BAAS 208,0202
116) Dilday, B et al.: SDSS II Supernova Survey 2005, BAAS 207.18005
115) Sako, M. et al.: Early Results from the SDSS II Supernova Survey 2005, BAAS 207.15002
114) Schulte-Ladbeck, R. E.; Hopp, U.: The Search for Stars in Compact High Velocity Clouds 2005, BAAS 207.6403
113) Goessl, C.; Snigula, J.; Hopp, U.: Using Delta Cep Stars to study Northern Dwarf Irregular Galaxies of the Local Group 2005, Memorie della Societa' Astronomica Italiana 77, 299 astro-ph/0508581
112) Snigula, J.; Goessl, C., Hopp, U.: Towards a Census of Variable Stars in Northern Local Group Dwarf Irregular Galaxies 2005, Memorie della Societa' Astronomica Italiana 77, 344 astro-ph/0508618
111) Severgnini, P., Della Ceca, R., Braito, V., Saracco, P., Longhetti, M., Bender, R., Drory, N., Feulner, G., Hopp, U., Mannucci, F., Maraston, C. The TESIS Project: Are Type 2 QSO Hidden in X-Ray Emitting EROs? in: Renzini, A. and Bender, R.: Multiwavelength Mapping of Galaxy Formation and Evolution, Springer, 2005, p. 459
110) Saracco, P., Longhetti, M., Severgnini, P., Della Ceca, R., Braito, V., Bender, R., Drory, N., Feulner, G., Hopp, U., Mannucci, F., Maraston, C. The TESIS Project: Revealing Massive Early-Type Galaxies at z > 1 in: Renzini, A. and Bender, R.: Multiwavelength Mapping of Galaxy Formation and Evolution, Springer, 2005, p. 457
109) Schulte-Ladbeck , R. E., Miller, C. J.,Hopp, U., Hopkins, A., Nichol, R.C., Voges, W., Fang, T.: Star-Forming Galaxies in the Sloan Digital Sky Survey - The View from Pittsburgh in: Renzini, A. and Bender, R.: Multiwavelength Mapping of Galaxy Formation and Evolution, Springer, 2005, p. 320
108) Drory, N., Bender, R., Feulner, G., Hill, G. J., Hopp, U., Maraston, C., Snigula, J.: The MUNICS Project: Galaxy Assembly at 0 < z < 1 in: Renzini, A. and Bender, R.: Multiwavelength Mapping of Galaxy Formation and Evolution, Springer, 2005, p. 251
107) Appenzeller, I.; Mehlert, D.; Noll, S.; Bender, R.; Böhm, A.; Gabasch, A.; Heidt, J.; Hopp, U.; Jäger, K.; Seitz, S.; The FDF Team High Redshift Galaxies in the FORS Deep Field Studies of Galaxies in the Young Universe with New Generation Telescope, Proceedings of Japan-German Seminar, held in Sendai, Japan, July 24-28, 2004, Eds.: N. Arimoto and W. Duschl, p. 1-8
106) Snigula, J. Goessl, C., Hopp, U. Barwig, H.: Variable star monitoring in local group dwarf irregular galaxies in: D.W. Kurtz & Karen Pollard (eds), 2004, ASP Conf. Ser., 310, 70 (IAU Coll. 193)
105) Vennik, J., Hopp, U.: A multiwavelength study of the galaxy content and environmental effects in the dense group of galaxies around IC 65 in: Proceedings of the conference "The Environments of Galaxies: from Kiloparsecs to Megaparsecs", 9-13 August 2004, Isle of Crete astro-ph/0409632
104) Heidt, J.; Jaeger, K.; Nilsson, K.; Hopp, U.; Fried, J. W.; Sutorius, E.: The BL Lac Object PKS 0537-441: a Lens or being Lensed? 2003, ASP Conf. Ser., 299, 293
104) Feulner, G.; Drory, N.; Bender, R.; Hopp, U.; Snigula, J.; Botzler, C. S.: Insight into Galaxy Evolution from a Near-infrared Survey Project 2003, AN, 324, Suppl. 2, p37
102) Hopp, U. Schulte-Ladbeck, R., Kerp, J.: No Intrinsic Stellar Population in Compact High-Velocity Clouds? 2003, AN, 324, Suppl. 2, p.35
101) Saracco, P.; Longhetti, M.; Severgnini, P.; della Ceca, R.; Mannucci, F.; Ghinassi, F.; Drory, N.; Feulner, G.; Bender, R.; Maraston, C.; Hopp, U.: TESIS - The TNG EROs Spectroscopic Identification Survey 2003, Revista Mexicana de Astronomia y Astrofisica (Serie de Conferencias) Vol. 17, 249
100) Hopp, U.; Schulte-Ladbeck, R. E.; Goessl, C.; Drozdovsky, I. O.; Snigula, J.; Greggio, L.; Crone, M. M.: The Star Formation History of the Local Group Member Leo A in: The Local Group as an Astrophysical Laboratory; poster papers from the Space Telescope Science Institute Symposium held in May, 2003. Edited by Mario Livio and Thomas M. Brown. Published by the Space Telescope Science Institute, 2003, p.46
99) Drory, N., Bender, R., Feulner, G, Hill, G., Hopp, Maraston, C, Snigula, J. The MUNICS Project: Galaxy Assembly at 0 < z < 1 Proceedings of the conference "Multiwavelength Mapping of Galaxy Formation and Evolution", Venice, October 13-16 2003 astro-ph/0312345
98) Severgnini, P., Della Ceca, R., Braito, V., Saracco, P., Longhetti, M., Bender, R., Drory, N., Feulner, G., Hopp, Mannucci, F., Maraston, C. The TESIS project: Are type 2 QSO hidden in X-ray emitting EROs? Proceedings of the conference "Multiwavelength Mapping of Galaxy Formation and Evolution", Venice, October 13-16 2003 astro-ph/0312098
97) Saracco, P., Longhetti, M., Severgnini, P., Della Ceca, R., Braito, V., Bender, R., Drory, N., Feulner, G., Hopp, U., Mannucci, F., Maraston, C. The TESIS project: revealing massive early-type galaxies at z>1 Proceedings of the conference "Multiwavelength Mapping of Galaxy Formation and Evolution", Venice, October 13-16 2003 astro-ph/0312097
96) Schulte-Ladbeck, R.E., Miller, C.J., Hopp, U., Hopkins, A., Nichol, R.C., Voges, W., Fang, T. Star-Forming Galaxies in the Sloan Digital Sky Survey - The View from Pittsburgh Proceedings of the conference "Multiwavelength Mapping of Galaxy Formation and Evolution", Venice, October 13-16 2003 astro-ph/0312069
95) Thomas, D., Bender, R., Hopp, U., Maraston, C., Greggio, L.: Kinematics and Stellar Populations of 17 Dwarf Early-type Galaxies Proceedings of the 3rd Euroconference "Evolution of Galaxies", Kiel 2002, Kluwer, eds. G. Hensler et al., p. 305 astro-ph/0210474
94) Botzler, C.S., Snigula, J., Bender, R., Drory, N., Feulner, G., Hill, G.J., Hopp, U., Maraston, C., Mendes de Oliveira, C.: Large-Scale Structure in the NIR-selected MUNICS Survey Proceedings of the 3rd Euroconference "Evolution of Galaxies", Kiel 2002, Kluwer, eds. G. Hensler et al., p. 99 astro-ph/0210329
93) Schulte-Ladbeck, R.E., Drozdovsky, I.O., Belfort, M., Hopp, U.: the Resolved Red Giant Branches of E/S0 Galaxies, Proceedings of the 3rd Euroconference "Evolution of Galaxies", Kiel 2002, Kluwer, eds. G. Hensler et al., p. 615 astro-ph/0210027
92) Feulner, G., Drory, N., Hopp, U., Snigula, J., Botzler, C.S.: Insight into Galaxy Evolution from a Near-infrared Survey Project 2003, AN, 324, Suppl. 2, 37
91) Hopp, U., Schulte-Ladbeck, R.E., Kerp, J.: No intrinsic stellar population in Compact High-Velocity Clouds? 2003, AN, 324, Suppl. 2, 35
90) Hopp, U., Greggio, L.: Comparing the old Stellar Population in Globulars and Dwarf Galaxies:
The Cases of Phoenix and Leo A
Contribution to conference "New Horizons in Globular Cluster Astronomy", Padua, June 2002 ed. G. Piotto, G. Meylan, G. Djorgovski, & M. Riello, ASP Conf. Ser. 296, 585 (2003) astro-ph/0209260
89) Hopp, U., Schulte-Ladbeck, R.E., Kerp, J.: Searching for an Intrinsic Stellar Population in Compact High-Velocity Clouds Proceedings of the 3rd Euroconference "Evolution of Galaxies", Kiel 2002, Kluwer, eds. G. Hensler et al., p. 353 astro-ph/0209429
88) Saracco, P., Longhetti, M., Severgnini, P., Della Ceca, R., Bender, R., Drory, N., Feulner, G., Ghinassi, F., Hopp, U., Mannucci, F., Maraston, C.: ESIS - The TNG EROs Spectroscopic Identification Survey Proceedings of the meeting "Galaxy Evolution:
Theory and Observations", (Cozumel, April 2002), edited by V. Avila-Reese, C. Firmani, C. Frenk, & C. Allen, RevMexAA
87) Riffeser, A., Fliri, J., Bender, R., Goessl, C.A., Hopp, U.: WeCAPP - The Wendelstein Calar Alto Pixellensing Project: Tracking Dark and Bright Matter in M31 2001, Astron. Ges. Abstract Ser. 18, 115
86) Heidt, J., Jaeger, K., Nilson, K., Hopp, U., Fried, J.W.: The BL Lac Object PKS 0537-441: A Lense or Being Lensed? 2001, Astron. Ges. Abstract Ser. 18, 68
85) Drory, N., Bender, R., Snigula, J., Feulner, G., Hopp, U., Maraston, C., Botzler, C.S.: The K-band Luminosity Function and the Integrated Mass Function of Field Galaxies at 0.25<1.25 in the Munics Survey 2001, Astron. Ges. Abstract Ser. 18, 44
84) Hopp, U.: The Range of the Star Formation Rate in Local BCDs 2001, Astron. Ges. Abstract Ser. 18, 43
83) Drozdovsky, I.O., Schulte-Ladbeck, R.E., Hopp, U., Greggio, L., Crone, M.M.: The nearby starforming dwarf galaxy NGC 4214 Proc. of the 40th meeting of the Bonn-Bochum Graduierten Kolleg "Dwarf Galaxies and their Environment", January 2001, Bad Honnef, p. 107
82) Drozdovsky, I.O., Schulte-Ladbeck, R.E., Hopp, U., Greggio, L., Crone, M.M.: NGC 6789: The closest BCD galaxy resolved with HST Proc. of the 40th meeting of the Bonn-Bochum Graduierten Kolleg "Dwarf Galaxies and their Environment", January 2001, Bad Honnef, p. 95
81) Crone, M.M., Schulte-Ladbeck, R.E., Hopp, U., Greggio, L.: New Clues of the Nature of Blue Compact Dwarf Galaxies Proc. of the 40th meeting of the Bonn-Bochum Graduierten Kolleg "Dwarf Galaxies and their Environment", January 2001, Bad Honnef, p. 79
80) Schulte-Ladbeck, R.E., Hopp, U., Greggio, L., Crone, M.M., Drozdovsky, I., Hopkins, A.M.: Star-Formation of Blue Compact Dwarf Galaxies Proc. of the
40th meeting of the Bonn-Bochum Graduierten Kolleg "Dwarf Galaxies and their Environment", January 2001, Bad Honnef, p. 83
79) Schulte-Ladbeck, R.E., Hopp, U.: The Blue-to-Red Supergiant Ratio of Galaxies Proc. of the
40th meeting of the Bonn-Bochum Graduierten Kolleg "Dwarf Galaxies and their Environment", January 2001, Bad Honnef, p. 89
78) R. Bender, I. Appenzeller, A. Boehm, N. Drory, K.J. Fricke, A. Gabasch, U. Hopp, K. Jaeger, M. Kuemmel, D. Mehlert, C. Moellenhoff, A. Moorwoord, H. Nicklas, S. Noll, R. Saglia, W. Seifert, S. Seitz, O. Stahl, E. Satorius, T. Szeifert, S.J. Wagner, B. Ziegler: The FORS Deep Field: Photometric Data and Photometric Redshifts in: Proceedings of the ESO/ST-ECF/STScI workshop on "Deep fields", Oct. 2000, ESO Asytrophys. Symp., 2001, p. 96
77) J. Heidt, I. Appenzeller, R. Bender, A. Boehm, N. Drory, K.J. Fricke, A. Gabasch, U. Hopp, K. Jaeger, M. Kuemmel, D. Mehlert, C. Moellenhoff, A. Moorwoord, H. Nicklas, S. Noll, R. Saglia, W. Seifert, S. Seitz, O. Stahl, E. Satorius, T. Szeifert, S.J. Wagner, B. Ziegler:
The FORS Deep Field
Rev. Mod. Astron. 14, 209, 2001 (astro-ph/0012158)
76) N. Drory, G. Feulner, U. Hopp, J. Snigula, R. Bender: Field Galaxy Evolution with the MUNICS Survey in: R. Vilchez (ed.)
Proceeding of the Euro.-Conf. Granada 23-27.5.2000, 2001, ASpS, 277, 579
75) U. Hopp, R.E. Schulte-Ladbeck, L. Greggio, Drozdovsky, I., M.M. Crone: NIR Census of the Stellar Content of Nearby Blue Compact Dwarf Galaxies with HST in: R. Vilchez (ed.) Proceeding of the Euro.-Conf. Granada 23-27.5.2000, 2001, ASpS, 277, 267
74) R.E. Schulte-Ladbeck, U. Hopp, L. Greggio, M.M. Crone, Drozdovsky, I.: The Star Formation History of Blue Compact Galaxies: Where are the GAPs? in: R. Vilchez (ed.) Proceeding of the Euro.-Conf. Granada 23-27.5.2000, 2001, ASpS, 277, 309
73) R.E. Schulte-Ladbeck, U. Hopp, M.M. Crone, L. Greggio: The Stellar Content of Blue Compact Dwarf Galaxies in: eds. F. Hammer, T.X. Thuan, V. Cayatte, B.Guideroni, J. Tran Thanh Van, Proc. of the conference Building the Galaxies from the Primordial Universe to the Present, Moriond (France), July 1999, Moriond, 2000, p. 53.
72) R.E. Schulte-Ladbeck, U. Hopp, M.M. Crone, L. Greggio: Blue Compact Dwarf Galaxies - Home of the Latest of the First Stars? in: A. Weiss, T.Abel, V.Hill (eds.), ESO Astroph. Sym. The First Stars, Springer, 2000, p.293
71) Appenzeller, I., Bender, R., Boehnhardt, H., Cristiani, S., Dietrich, M, Fricke, K., Fuertig, W., Gaessler, W., Gilmozzi, R., Haefner, R., Harke, R., Heidt, J., Hess, H.J., Hopp, U., et al.: Science with FORS in: J. Bergeron and A. Renzini (eds.): "From Extrasolar Planets to Cosmology: The VLT opening Symposium", Springer, 2000, p. 3
70) Crone, M. M., Schulte-Ladbeck, R. E., Hopp, U., Greggio, L.: The Star Formation History of UGCA 290, a Bimodal Blue Compact Dwarf 1999, BAAS, 31, 1509 (90.03)
69) D. Mehlert, S. Seitz, R.P. Saglia, T.L. Hoffmann, I. Appenzeller , R. Bender, U, Hopp, R.-P. Kudritzki, A.W.A. Pauldrach: Spectra of High Redshift Galaxies using a Cluster as a Gravitational Telescope in: Proceedings of the Ringberg workshop " Galaxies in the Young Universe, II." held in August 1999 (eds. H. Hippelein, Springer) astro-ph/0001225
68) N. Drory, U. Hopp, R. Bender, G. Feulner, J. Snigula, C. Mendes de Oliveira, G. Hill: The Munich Near-IR Cluster Survey (MUNICS) in: A. Mazure & O. LeFevre (eds) - "Clustering At High Redshift", ASP Conf. Series, 200. p. 91 astro-ph/9910268
67) R.E. Schulte-Ladbeck, U. Hopp, L. Greggio, M.M. Crone: Comparative Morphology of the HST Color-Magnitude Diagram of the Nearby Blue Compact Dwarf Galaxy VII Zw 403 with that of Local Group Dwarfs in: IAU Symposium 192, 464, 1999 (Talk)
66) R.E. Schulte-Ladbeck, U. Hopp, L. Greggio, M.M. Crone: How old are Blue Compact Dwarf Galaxies? in: Annapolis Workshop "Spectrophotometric Dating of Stars and Galaxies", April 1999, eds. I. Hubeny, S.R. Heap and R.H. Cornett, ASP Conf. Ser. Proc. 192, 81 (Talk)
65) U. Hopp, R.E. Schulte-Ladbeck, L. Greggio, M.M. Crone: An HST-NICMOS Census of the Stellar Content of Five Nearby BCD/dIrr Galaxies in: Annapolis Workshop "Spectrophotometric Dating of Stars and Galaxies", April 1999, eds. I. Hubeny, S.R. Heap and R.H. Cornett, ASP Conf. Ser. Proc. 192, 85 (Talk)
64) U. Hopp, R.E. Schulte-Ladbeck, M.M. Crone: The stellar Census of the nearby BCDG VII Zw 403 with HST in: T. Richtler and J.M. Braun (eds.) "The Magellanic Clouds and Other Dwarf Galaxies"; Bonn/Bochum Graduiertenkolleg Workshop, Shaker Verlag, 1999, p. 161
63) C.C. Popescu, U. Hopp, H. Elsässer: The spatial distribution of emission-line galaxies in: D. Hamilton (ed.): "The evolving universe", Kluwer, 1998, p. 53 (talk)
62) C. Mendes de Oliveira, N. Drory, U. Hopp, R. Bender, R.P. Saglia: The MUNICs project - a multicolor survey of distant galaxies in: "Wide Field Surveys in Cosmology", eds. Y. Mellier and S. Colombi, Editions Frontieres (1998), p. 169 (talk) astro-ph/9809406
61) C. Mendes de Oliveira, U. Hopp, R. Bender, N. Drory, R.P. Saglia: A NIR search for high-redshift clusters in: "Science with Gemini", ed. Beatriz Barbuy (1998) (talk) astro-ph/9810021
60) Vennik, J., Hopp, U., Poposcu, C.C.: Surface photometry of emission line galaxies in and around voids Astron. Ges. Abs. Ser. 14, 141; 1998 (poster)
59) Drory, N., Hopp, U., Mendez de Oliveira, C., Bender, R., Hill,G.J., Saglia, R.: MUNICS - a near infrared search for high-redshifted clusters of galaxies Astron. Ges. Abs. Ser. 14, 60; 1998 (talk)
58) C.C.Popescu, U.Hopp, M.Rosa : First Results of a spectroscopic study of emission-line galaxies towards nearby voids Astron. Ges. Abs. Ser. 14, 59; 1998 (talk)
57) Thommes,E., Beckwith,S., Fockenbrock,R., Fried,J., Hippelein,H., Hopp, U., Leinert,CH., Meisenheimer,K., Phleps,S., Roeser,H.J., Thompson,D., Wolf,C.: First Results of the Calar Alto Deep Imaging Survey in: V.Mueller et al. (eds.) Proc. 12th Potsdam Workshop on Cosmology 'Large Scale Structure: Tracks and Traces', 1998, World Scientific, p. 9 (talk)
56) R. Bender, R.P. Saglia, B. Ziegler, L. Greggio, U. Hopp: Luminous Cluster Ellipticals as Cosmological Standard Rods? in: V.Mueller (ed.) Proc. 12th Potsdam Workshop on Cosmology, 1997, World Scientific (talk) astro-ph/9711278
55) Hopp, U.: HII galaxies as tracers of mass distribution in the nearby universe in: V.Mueller (ed.) Proc. 12th Potsdam Workshop on Cosmology, 1997, World Scientific, p. 21 (poster).
54) SCHULTE-LADBECK, R.E., CRONE, M., HOPP, U.: UGC 6456 Resolved into Single Stars with HST - the Stellar Census of a BCDG Astron. Ges. Abstract Ser. 13, 80 (1997) (talk).
53) SCHULTE-LADBECK, R.E., CRONE, M., HOPP, U.: The Blue Compact Dwarf Galaxy UGC 6456 Resolved into Single Stars with HST in: "The Universe at Low and High Redshift: Probing the Progress of Galaxy Evolution", eds. W.H. Waller, M.N. Fanelli, J.E. Hollis, A.C. Danks, 1997, p. 395 (poster)
52) SEITZ,S., SAGLIA,R., BENDER,R., HOPP, U., BELLONI,P., ZIEGLER,B.: Strong lensing of the protogalaxy cB58 by the cluster MS1512+36 in: R.Bender et al (eds.), Proceedings SFB 375 Ringberg workshop 1996, p. 35 1997 (talk).
51) BELLONI,P., BENDER,R., GREGGIO,L., HOPP, U., SAGLIA,R., ZIEGLER,B.: Galaxy evolution and transformation in distant galaxy clusters in: R.Bender et al (eds.), Proceedings SFB 375 Ringberg workshop 1996 p. 27 1997 (talk).
50) BENDER,R., SAGLIA,R., ZIEGLER,B., BELLONI,P., BRUZUAL,G., GREGGIO,L., HOPP, U.: The Geometry of the Universe with Elliptical Galaxies in: R.Bender et al (eds.), Proceedings SFB 375 Ringberg workshop 1996, p. 9 1997 (talk).
49) HIPPELEIN,H., BECKWITH,S., FOCKENBROCK,R., FRIED,J., HOPP,U., LEINERT,C., MEISENHEIMER,K., ROESER,H.J., THOMMMES,E., WOLF,C.: The Calar Alto Deep Imaging Survey Proc. IAU Symp. 179, Baltimore 1996, p. 293 (poster)
48) LIPOVETSKY,V.A., ENGELS,D., UGRYUMOV,A.V., HOPP, U.,, RICHTER,G., IZOTOV,Y.I., KNIAZEV,A.Y., POPESCU, C.C.: Hamburg/SAO Survey of emission-line galaxies and search for extreme low metallicity objects Proc. IAU Symp. 179, Baltimore 1996, p. 299 (poster)
47) HOPP, U.: Low luminosity galaxy distribution in low density regions Proc. IAU Symp. 179, Baltimore 1996, 335 (poster)
46) BELLONI,P., BENDER,R., HOPP, U., SAGLIA,R.P., ZIEGLER,B.: Nature of E+A galaxies in distant clusters in: N.R.Tanvir et al (eds), Proc. 37th Herstmoceux Conference, World Scientific, 1997, p.217 (poster)
45) MEISENHEIMER,K., BECKWITH,S., FOCKENBROCK,R., FRIED,J., HIPPELEIN,H., HOPP, U., LEINERT,CH., ROESER,H.J., THOMMES,E., WOLF,C.: The Calar Alto deep imaging survey for primeval galaxies ESO Conf. Proc. 'The Early universe with the VLT', 1996, p. 165 (talk)
44) SCHULTE-LADBECK, R.E., HOPP, U., Stellar populations of dwarf irregular galaxies in: R.Bender & R.L.Davies (eds.): New Light on Galaxy Evolution, Proceedings of the IAU Symposium 171, Kluwer Acad. Publ. 1996, p.443.(poster)
43) POPESCU, C.C., HOPP, U., ELSÄSSER,H.: Search for emission-line galaxies towards nearby voids in: R.Bender & R.L.Davies (eds.): 'New Light on Galaxy Evolution', Porceedings of the IAU Symposium 171, Kluwer Acad. Publ. 1996, p.434.(poster)
42) BOMANS,D.J., CHU,Y.H., HOPP, U.: Supergiant shells and hot gas in NGC 4449 in: R.Bender & R.L.Davies (eds.): 'New Light on Galaxy Evolution', Porceedings of the IAU Symposium 171, Kluwer Acad. Publ. 1996, p.345.(poster)
41) HOPP, U., ZIMMERMANN,H.U., STICKEL,M., HENKEL,C.: A supernova remnant in Ho IX in: R.Bender & R.L.Davies (eds.): 'New Light on Galaxy Evolution', Porceedings of the IAU Symposium 171, Kluwer Acad. Publ. 1996, p.392.(poster)
40) POPESCU, C.C., HOPP, U., HAGEN, H.J., ELSAESSER, H.: Search for emission line galaxies towards nearby voids in: S.Maurogordato et al (eds.) 'Clustering in the Universe'; Proc. of the 30th Rencontre de Moriond, Edition Frontieres, 1995, p.77 (talk).
39) MEISENHEIMER,K., BECKWITH,S., FIED,J., HIPPELEIN,H., HOPP, U., LEINERT,C., ROESER,H.J., THOMMES,E.: in: H.Hippelein, K.Meisenheimer, H.J.Roeser (eds.), Galaxies in the Young Universe, Springer Lecture Notes in Physics, Vol. 463, 273 (1995) (talk).
38) KUHN, B., HOPP, U., VENNIK,J., ELSAESSER, H.: Dwarf galaxies in low density regions Astron. Ges. Abstract Ser. 11, 12 (1995) (talk).
37) POPESCU, C.C., HOPP, U., ELSAESSER, H.: Search for emission line galaxies towards nearby voids Astron. Ges. Abstract Ser. 11, 11 (1995) (talk).
36) D'Onofrio, M., Capaccioli, M., Wagner, S.J. und HOPP, U.: On the ellipticities of M31 Globular Clusters Mem. Soc. Astr. It. 65, 735 (1994) (talk).
35) VENNIK,J., KUHN, B., HOPP, U.: Surface photometry of galaxies in low density regions Astron. Ges. Abstract Ser. 10, 215 (1994) (poster).
34) HUCHTMEIER,W., HOPP,B., KUHN, B.: HI-observations of dwarf galaxies in nearby voids Astron. Ges. Abstract Ser. 10, 229 (1994) (poster).
33) KUHN, B., HOPP, U., ELSAESSER,H.: Do intrinsically faint galaxies fill up the voids? Astron. Ges. Abstract Ser. 10, 105 (1994) (talk).
32) POPESCU, C.C., HOPP, U., HAGEN,H., ELSAESSER,H.: Search for emission line galaxies towards nearby voids Astron. Ges. Abstract Ser. 10, 104 (1994) (talk).
31) KUHN, B., HOPP, U., BIRKLE, K., ELSAESSER, H., THIELE,U.: Search for intrinsically faint galaxies towards two nearby voids Astron. Ges. Abstract Ser. 9, 108 (1993) (Talk).
30) HOPP, U., SCHULTE-LADBECK, R.E.: Multicolour imaging and stellar photometry of DDO 210 in: G.Meylan & P.Prugniel (eds.), Proceedings of the ESO/OHP Workshop on Dwarf Galaxies, Observatoire de Haute Provence, Sept. 1993, ESO Workshop Proceedings No. 49, 511 (1994)
29) SINACHOPOULOS,D., OBLAK,E., GEFFERT,M., COLIN,J.-F., HOPP, U.: Astrometric standard fields for CCD observations of double stars in: H.T.McGillivra et al (eds.), Proceedings of the Symposium 161 of the IAU, Potsdam 1993, p291 (1994) (Poster).
28) HOPP, U., KUHN, B., ELSAESSER, H., BIRKLE, K., THIELE,U.: Search for faint galaxies towards nearby voids in: H.T.McGillivra et al (eds.), Proceedings of the Symposium 161 of the IAU, Potsdam 1993, p.705 (1994) (Talk).
27) KUHN, B., BIRKLE, K., ELSAESSER, H., HOPP, U., THIELE,U.: Search for intrinsically faint galaxies towards two nearby voids Astron. Ges. Abstract Ser. 8, 10 (1993) (poster).
26) BOMANS, D., HOPP, U.: Supergiant Shells and Star Formation in Irregular Galaxies Astron. Ges. Abstract Ser. 8, 36 (1993) (poster and Talk).
25) HOPP, U., WAGNER, S., RICHTLER, T.: Multicolour Studies of the Globular Cluster System of the Elliptical Galaxy NGC 5813 Astron. Ges. Abstract Ser. 8, 61 (1993) (poster).
24) BOEHNHARDT,H., VANYSEK,V., BIRKLE, K., HOPP, U.: Coma imaging of comet P/Brorson-Metcalf at Calar Alto in late July to mid August 1989 in: A.W.Harris and E.Bowell (eds.), Proceedings of 'Asteroids, Comets, Meteors 1991', Flagstaff, 1992, p81.
23) STEINLE,H., GRASER,U., HOPP, U., WAGNER, S.: Simultaneous Compton GRO and optical monitoring of AGN Adv. Space Res. 13, 617 (1993) (COSPAR 1992, Talk).
22) WISOTZKI,L., HAGEN,H., HOPP, U., REIMERS, D.: The host galaxies of nearby QSO's in: W.J.Duschl & S.J.Wagner (eds.):'Physics of active galactic nuclei', Proceedings of a Heidelberg Conference, Springer, Berlin, 1992, p. 438 (poster).
21) BOMANS,D.J., HOPP, U.: Supergiant HII Shells in Irregular Galaxies in: J. Franco at al. (eds): Star Forming Galaxies and Their Interstellar Medium; Cambridge Uni. Press. 1992 (poster).
20) BOMANS,D.J., HOPP, U.: Supergiant shells in the Irregular Galaxie NGC 2366 in: CTS Workshop No.1, 1991, Cambridge University Press (poster).
19) SCHULTE-LADBECK, R.E., HOPP, U.: UGC 5272: a pair of nearby dwarf galaxies? Astron. Ges. Abstract Ser. 6, 106 (1991) (poster).
18) BIRKLE, K., HOPP, U., BOEHNHARDT,H., VANYSEK,V.: Coma Imaging of Comet P/Brosen-Metcalf at Calar Alto in late July to Mid August 1989 Astron. Ges. Abstract Ser. 6, 52 (1991) (poster).
17) GREBEL,E, RICHTLER,T., WAGNER, S., HOPP, U.: The mean colour of the Globular Cluster system of NGC 1387 Astron. Ges. Abstract Ser. 5, 90 (1990) (poster).
16) HOPP, U., SCHULTE-LADBECK, R.E.: A study of the nearby, small galaxy UGC 11000 Astron. Ges. Abstract Ser. 4, 77 (1990) (poster).
15) HESSMAN,F.V., HOPP, U.: The Massive, Nearly Face-on Cataclysmic Variable GD 522 Astron. Ges. Abstract Ser. 3, 70 (1989) (poster).
14) HOPP, U., WAGNER, S., RICHTLER.T.: Globular Clusters in NGC 676 Astron. Ges. Astract Ser. 1, 42 (1988) (poster).
13) RICHTLER,T., WAGNER, S., HOPP, U.: Multicolour Studies of the Globular Clusters of NGC 1399 Astron. Ges. Abstract Ser. 1, 23 (1988) (poster).
12) SCHULTE-LADBECK, R.E., HOPP, U.: The Dwarf Irregular Galaxy Holmberg IX Mitt. Astron. Ges. 70, 427 (1987) (poster).
11) GRASER,U., HOPP, U.,BIRKLE, K.: Calar Alto 3.5 m Telescope Observations of the SNR CTB 80 Mitt. Astron. Ges. 70, 393 (1987) (poster).
10) MARIEN,K.H.,GRASER,U.,SOLF,J., HOPP, U.,THIELE,U.: Astronomie mit digitalen Detektoren am Observatorium Calar Alto Mitt. Astron. Ges. 67, 422 (1986) (poster).
9) BAHNER,K.,GRASER,U., HOPP, U.,WOLF,R.: Einige Eigenschaften des neuen 3.5m Teleskops am Calar Alto Mitt. Astron. Ges. 67, 436 (1986) (Talk).
8) MATERNE, J., HOPP, U.: Strukturbestimmungen an suedlichen Galaxienhaufen Mitt. Astron. Ges. 60, 461 (1983) (poster).
7) GEYER,E.H.,NELLES,B., HOPP, U.: Variations of the Ellipticities within some Globular Clusters Mitt. Astron. Ges. 57, 311 (1982) (Talk).
6) GEYER,E.H., HOPP, U.: On the Structure of Two Globular Clusters: NGC 1806 in the LMC and the Galactic Cluster NGC 3201 Mitt. Astron. Ges. 57, 313 (1982) (Talk).
5) GEYER,E.H., HOPP, U.: The Mass (=Star Number) Radius Relation for Globular and Open Star Clusters of the Large Magellanic Cloud IAU Coll. 68, 235 (1982) (Talk).
4) GEYER,E.H., HOPP, U.: The Mass (Star Number) Relation for the Clusters of the Large Magellanic Clouds Mitt. Astron. Ges. 52, 71 (1981) (Talk).
3) GEYER,E.H., HOPP, U.,KIEHL,M.,WITZIGMANN,S.: Star Density Distribution in Young and Old Globular Clusters of the Large Magellanic Cloud IAU Symposium 85, 341 (1980) (Talk).
2) GEYER,E.H., HOPP, U.,KIEHL,M.,WITZIGMANN,S.: Star Density Distribution in Young and Old Globular Clustersof the Large Magellanic Cloud ESA/ESO Workshop on Astronomical Uses of the Space Telescope, Eds. F.Machetto,F.Pacini,M.Tarenghi, Geneva, p.207 (1979) (Talk)
1) GEYER,E.H., HOPP, U.,KIEHL,M.,WITZIGMANN,S.: A Comparison of the Star Density Distribution of 'red' and 'blue' Globular Clusters of the Large Magellanic Cloud Mitt. Astron. Ges. 45, 86 (1979) (Talk).


Short observational communications:

51) H. Boehnhardt, C. Tubiana, N. Oklay, J. B. Vincent, U. Hopp, C. Ries, M. Schmidt, A. Riffeser, and C. Goessl: COMET C/2012 S1 (ISON) wing detection 2013, CBET 3715
50) Montalto, M., Riffeser, A., Wilke, S., Hopp, U.: core separation of 17P/Holmes after outburst 2007, CBET 1118
49) Tapken, C., Appenzeller, I., Gabasch, A., Heidt, J., Hopp, U., Bender, R., Noll, S., Seitz, S., Richling, S.: The Puzzle of the Ly-a Galaxies: New Results from the VLT 2007, ESO Messenger, 128, 51
48) Drory, N., Bender, R., Feulner, G., Gabasch, A., Hopp, U., Noll, S., Pannella, M., Saglia, R., Salvato, M.: The Evolution of Galaxies in the FORS Deep and GOODS-S fields 2006, ESO Messenger, 125, 15
47) Bassett, B. et al. Supernovae 2006iw and 2006ix-2006ja 2006, CBET 667,1
46) Bassett, B. et al. Supernovae 2006hy, 2006hz, 2006ia, 2006ib 2006, CBET 657,1
45) Bassett, B. et al. Supernovae 2006ho-2006ht 2006, CBET 654,1
44) Bassett, B. et al. Supernovae 2006hc-2006hm 2006, CBET 650,1
43) Bassett, B. et al. Supernovae 2006fo, 2006gu-2006gx 2006, CBET 643,1
42) Bassett, B. et al. Supernovae 2006gk, 2006gl, 2006gm, 2006gn, 2006go, 2006gp, 2006gq 2006, CBET 637,1
41) Barentine, J et al. Supernovae 2005ht, 2005hv, 2005hy, 2005hz, 2005id, 2005ij, 2005is-2005ka CBET, 280 (2005)
40) Barentine, J et al. Supernovae 2005hk-2005ik CBET, 268 (2005)
39) Barentine, J et al. Supernova 2005hc in MCG +00-6-3 CBET, 259 (2005)
38) Basset et al. SN2005go - SN2005gy CBET, 254 (2005)
37) Appenzeller et al (14 authors): Exploring cosmic evolution with the FORS Deep Field. Messenger, 116, 18 (2004)
36) A. Riffeser, J. Fliri, C.A. Goessl, R. Bender, U. Hopp, O. Baernbantner, C. Ries, H. Barwig, S. Seitz, W. Mitsch: WeCAPP - The Wendelstein Calar Alto Pixellensing Project, Capturing Dark Matter in M31 2001, Calar Alto Newsletter 3
35) N. Drory, U. Hopp, R. Bender, G. Feulner, J. Snigula, C. Botzler, C. Maraston, G.J. Hill, C. Mendes de Oliveira: Munics - The Munich Near-IR Cluster Survey 2001, Calar Alto Newsletter 3
34) I. Appenzeller, R. Bender, A.Boehme, N. Drory, K. Fricke, R. Haefner, J. Heidt, U. Hopp, K. Jaeger, M. Kuemmel, D. Mehlert, C. Moellenhoff, A. Moorwood, H. Nicklas, S. Noll, R. Saglia, W. Seifert, S. Seitz, O. Stahl, E. Sutorius, T. Szeifert, S. Wagner, B. Ziegler: The FORS deep field ESO Messenger 100, 44 (2000)
33) A. J. Castro-Tirado, J. Gorosabel, J. Greiner, S. Klose, Georg Feulner, Ulrich Hopp: Discovery of the optical counterpart of the gamma-ray burst GRB 991208 with the 2.2-m telescope at Calar Alto GCN Circular 452 (1999) and Calar Alto Newsletter 1
32) POPESCU, C.C., RAFANELLI, P., HOPP, U., ELSAESSER, H.: Supernova 1995 ah in HS 0016+1449 IAUC 6245 (1995)
31) BIRKLE, K., THIMM,G., BELLONI,P., ROESER,H.J., HOPP, U.: Supernova 1992 ap in UGC 10430 IAUC 5573 (1992)
30) BIRKLE, K., HOPP, U.: 1992CH1 (Discovery and Positions), Minor Planet Circular 19751 (1992)
29) LENZEN,R., LUTZ,R., HOPP, U.: Supernova 1988D in MCG +0-20-006 IAUC 4547 (1988)
28) HOPP, U.,GEYER,E.H.,LENTES,F.T.: On the Period of EG Cephei IBVS 2327, (1983)
27) HOPP, U.,WITZIGMANN,S.,KIEHL,M.: New Photoelectric Times of Minima of W Ursa Majoris IBVS 2156 (1982)
26) HOPP, U.,WITZIGMANN,S.,GEYER,E.H.: Photometry of the Shell Star BU Tau (Pleione) 1980-1982 IBVS 2148 (1982)
25) HOPP, U.,HOFFMANN,M.,WITZIGMANN,S.: New Minimum Times of the W UMa Star SW Lacertae IBVS 2142 (1982)
24) HOPP, U.,WITZIGMANN,S.: The Actual Photmetric Behaviour of CH Cygni IBVS 2048, (1981)
23) HOPP, U.,WITZIGMANN,S.: Note on the Period of the W UMa Star AH Vir IBVS 2005, (1981)
22) HOPP, U.,WITZIGMANN,S.: Is AE Aur a Variable Star ? IBVS 1963, (1981)
21) HOPP, U.,WITZIGMANN,S.: BV Observations of Pleione (BU Tau) 1977-(1980) IBVS 1782, (1980)
20) HOPP, U.: The Period of V154 in NGC 5272 (M3) IBVS 1857, (1980)
19) HOPP, U.,WITZIGMANN,S.,KIEHL,M.: A New BV Lightcurve of the Eclipsing Binary VW Cep IBVS 1599, (1979)
18) HOPP, U.,KIEHL,M.,WITZIGMANN,S.: BV Observations of V 1057 Cyg IBVS 1637, (1979)
17) HOPP, U.,WITZIGMANN,S.: A B Lightcurve of SZ Lyn IBVS 1597, (1979)
16) HOPP, U.,SURAWSKI,U.: Observations of Bright T Tau Stars in NGC 2264 IBVS 1550, (1979)
15) HOPP, U.: Photographic Observations of Old Novae II IBVS 1699, (1979)
14) HOPP, U.,KIEHL,M.,WITZIGMANN,S.,DUERBECK,H.W.: Photographic Observations of Old Novae IBVS 1573, (1979)
12) HOPP, U.: BV Observations of Nova Cygni 1978 (V1668 Cyg) IBVS 1633, (1979)
11) HOPP, U.: BV Observations of Six Red Varibale Stars IBVS 1553, (1979)
10) DUERBECK,H.W.,KARIMIE,M.T., HOPP, U.,KIEHL,M.,WITZIGMANN,S.: The Light Curve of 44 i Bootis in 1978 IBVS 1497, (1978)
9) HOPP, U.,WITZIGMANN,S.: BV Observations of CH Cygni in 1977 IBVS 1494, (1978)
8) WITZIGMANN,S.,KIEHL,M., HOPP, U.: Note on V1329 Cygni = HBV 475 IBVS 1456 (1978)
7) HOPP, U.: Visual Observations of Mira type Variable Stars IBVS 1437, (1978)
6) HOPP, U.,WITZIGMANN,S.,KIEHL,M.: Photoelectric Observations of 44 i Bootis IBVS 1353, (1977)
5) HOPP, U.,KIEHL,M.: Note on Six Long-Period Variable Stars IBVS 1343, (1977)
4) HOPP, U.,KIEHL,M.: Note on V644 Cen = HD306989(B3) IBVS 1331, (1977)
3) KIEHL,M., HOPP, U.: Photographic Observations of Delta Cepheii Variables IBVS 1330, (1977)
2) HOPP, U.,KIEHL,M.: Elements for BV840 Cen, BV1172 Cen, BV1444 Ara, V449 Cen and V603 Cen IBVS 1310, (1977)
1) HOPP, U.,KIEHL,M.: Preliminary Elements for BV1621 = HD56429 IBVS 1315, (1977)

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