Unprecedented Near-infrared Brightness and Variability of Sgr A
Do, Tuan, Witzel, Gunther, Gautam, Abhimat K., Chen, Zhuo, Ghez, Andrea M., Morris, Mark R., Becklin, Eric E., Ciurlo, Anna, Hosek, Matthew, Martinez, Gregory D., Matthews, Keith, Sakai, Shoko, Schödel, Rainer
Published in Astrophysical journal. Letters (10.09.2019)
Published in Astrophysical journal. Letters (10.09.2019)
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Journal Article
Investigating the Binarity of S0-2: Implications for Its Origins and Robustness as a Probe of the Laws of Gravity around a Supermassive Black Hole
Chu, Devin S., Do, Tuan, Hees, Aurelien, Ghez, Andrea, Naoz, Smadar, Witzel, Gunther, Sakai, Shoko, Chappell, Samantha, Gautam, Abhimat K., Lu, Jessica R., Matthews, Keith
Published in The Astrophysical journal (10.02.2018)
Published in The Astrophysical journal (10.02.2018)
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Journal Article
The Galactic Center: An Improved Astrometric Reference Frame for Stellar Orbits around the Supermassive Black Hole
Sakai, Shoko, Lu, Jessica R., Ghez, Andrea, Jia, Siyao, Do, Tuan, Witzel, Gunther, Gautam, Abhimat K., Hees, Aurelien, Becklin, E., Matthews, K., Hosek, M. W.
Published in Astrophysical journal. Letters (05.03.2019)
Published in Astrophysical journal. Letters (05.03.2019)
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Journal Article
An Adaptive Optics Survey of Stellar Variability at the Galactic Center
Gautam, Abhimat Krishna, Do, Tuan, Ghez, Andrea M., Morris, Mark R., Martinez, Gregory D., Hosek, Matthew W., Lu, Jessica R., Sakai, Shoko, Witzel, Gunther, Jia, Siyao, Becklin, Eric E., Matthews, Keith
Published in The Astrophysical journal (20.01.2019)
Published in The Astrophysical journal (20.01.2019)
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Journal Article
THE INTRINSIC TWO-DIMENSIONAL SIZE OF SAGITTARIUS A
Bower, Geoffrey C, Markoff, Sera, Brunthaler, Andreas, Law, Casey, Falcke, Heino, Maitra, Dipankar, Clavel, M, Goldwurm, A, Morris, M R, Witzel, Gunther, Meyer, Leo, Ghez, A M
Published in The Astrophysical journal (20.07.2014)
Published in The Astrophysical journal (20.07.2014)
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Journal Article
Near-infrared Flux Distribution of Sgr A from 2005–2022: Evidence for an Enhanced Accretion Episode in 2019
Weldon, Grant C., Do, Tuan, Witzel, Gunther, Ghez, Andrea M., Gautam, Abhimat K., Becklin, Eric E., Morris, Mark R., Martinez, Gregory D., Sakai, Shoko, Lu, Jessica R., Matthews, Keith, Hosek, Matthew W., Haggard, Zoë
Published in Astrophysical journal. Letters (01.09.2023)
Published in Astrophysical journal. Letters (01.09.2023)
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Journal Article
Erratum: "Investigating the Binarity of S0-2: Implications for Its Origins and Robustness as a Probe of the Laws of Gravity around a Supermassive Black Hole" (2018, ApJ, 854, 12)
Chu, Devin S., Do, Tuan, Hees, Aurélien, Ghez, Andrea, Naoz, Smadar, Witzel, Gunther, Sakai, Shoko, Chappell, Samantha, Gautam, Abhimat K., Lu, Jessica R., Matthews, Keith
Published in The Astrophysical journal (10.08.2018)
Published in The Astrophysical journal (10.08.2018)
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Journal Article
Merging binaries in the Galactic Center: the eccentric Kozai–Lidov mechanism with stellar evolution
Stephan, Alexander P., Naoz, Smadar, Ghez, Andrea M., Witzel, Gunther, Sitarski, Breann N., Do, Tuan, Kocsis, Bence
Published in Monthly notices of the Royal Astronomical Society (21.08.2016)
Published in Monthly notices of the Royal Astronomical Society (21.08.2016)
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Journal Article
Kinematic Structure of the Galactic Center S Cluster
Ali, Basel, Paul, Daria, Eckart, Andreas, Parsa, Marzieh, Zajacek, Michal, Peißker, Florian, Subroweit, Matthias, Valencia-S., Monica, Thomkins, Lauritz, Witzel, Gunther
Published in The Astrophysical journal (01.06.2020)
Published in The Astrophysical journal (01.06.2020)
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Journal Article
Relativistic redshift of the star S0-2 orbiting the Galactic center supermassive black hole
Do, Tuan, Hees, Aurelien, Ghez, Andrea, Martinez, Gregory D, Chu, Devin S, Jia, Siyao, Sakai, Shoko, Lu, Jessica R, Gautam, Abhimat K, O'Neil, Kelly Kosmo, Becklin, Eric E, Morris, Mark R, Matthews, Keith, Nishiyama, Shogo, Campbell, Randy, Chappell, Samantha, Chen, Zhuo, Ciurlo, Anna, Dehghanfar, Arezu, Gallego-Cano, Eulalia, Kerzendorf, Wolfgang E, Lyke, James E, Naoz, Smadar, Saida, Hiromi, Schödel, Rainer, Takahashi, Masaaki, Takamori, Yohsuke, Witzel, Gunther, Wizinowich, Peter
Published in Science (American Association for the Advancement of Science) (16.08.2019)
Published in Science (American Association for the Advancement of Science) (16.08.2019)
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Journal Article
Millimeter light curves of Sagittarius A observed during the 2017 Event Horizon Telescope campaign
Wielgus, Maciek, Marchili, Nicola, Marti-Vidal, Ivan, Keating, Garrett K, Ramakrishnan, Venkatessh, Tiede, Paul, Fomalont, Ed, Issaoun, Sara, Neilsen, Joey, Nowak, Michael A, Blackburn, Lindy, Gammie, Charles F, Goddi, Ciriaco, Haggard, Daryl, Lee, Daeyoung, Moscibrodzka, Monika, Tetarenko, Alexandra J, Bower, Geoffrey C, Chi-Kwan, Chan, Chatterjee, Koushik, Chesler, Paul M, Dexter, Jason, Doeleman, Sheperd S, Georgiev, Boris, Gurwell, Mark, Johnson, Michael D, Marrone, Daniel P, Mus, Alejandro, Psaltis, Dimitrios, Ripperda, Bart, Gunther Witzel + the Event Horizon Telescope Collaboration
Published in arXiv.org (14.07.2022)
Published in arXiv.org (14.07.2022)
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Journal Article
General relativistic effects and the near-infrared and X-ray variability of Sgr A I
von Fellenberg, S. D., Witzel, G., Bauböck, M., Chung, H.-H., Aimar, N., Bordoni, M., Drescher, A., Eisenhauer, F., Genzel, R., Gillessen, S., Marchili, N., Paumard, T., Perrin, G., Ott, T., Ribeiro, D. C., Ros, E., Vincent, F., Widmann, F., Willner, S. P., Anton Zensus, J.
Published in Astronomy and astrophysics (Berlin) (01.01.2023)
Published in Astronomy and astrophysics (Berlin) (01.01.2023)
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Journal Article
Off-axis point spread function characterization in laser guide star adaptive optics systems
Beltramo-Martin, O, Correia, C M, Mieda, E, Neichel, B, Fusco, T, Witzel, G, Lu, J R, Véran, J-P
Published in Monthly notices of the Royal Astronomical Society (21.08.2018)
Published in Monthly notices of the Royal Astronomical Society (21.08.2018)
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Journal Article
Near-infrared polarization in the central parsec of the galactic center
Buchholz, Rainer M, Witzel, Gunther, Schödel, Rainer, Eckart, Andreas, Bremer, Markus, Muzic, Koraljka
Published in Journal of physics. Conference series (01.01.2012)
Published in Journal of physics. Conference series (01.01.2012)
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Journal Article
Constraining the Variability and Binary Fraction of Galactic Center Young Stars
Gautam, Abhimat K., Do, Tuan, Ghez, Andrea M., Lu, Jessica R., Morris, Mark R., Sakai, Shoko, Witzel, Gunther, Sitarski, Breann N., Chappell, Samantha
Published in Proceedings of the International Astronomical Union (01.07.2016)
Published in Proceedings of the International Astronomical Union (01.07.2016)
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Journal Article
Near-Infrared Flux Distribution of Sgr A from 2005-2022: Evidence for an Enhanced Accretion Episode in 2019
Weldon, Grant C, Do, Tuan, Witzel, Gunther, Ghez, Andrea M, Gautam, Abhimat K, Becklin, Eric E, Morris, Mark R, Martinez, Gregory D, Sakai, Shoko, Lu, Jessica R, Matthews, Keith, Hosek, Matthew W, Haggard, Zoë
Published in arXiv.org (18.08.2023)
Published in arXiv.org (18.08.2023)
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Journal Article