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Abhimat Gautam
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Relativistic redshift of the star S0-2 orbiting the Galactic Center supermassive black hole
T Do, A Hees, A Ghez, GD Martinez, DS Chu, S Jia, S Sakai, JR Lu, ...
Science 365 (6454), 664-668, 2019
3662019
Unprecedented Near-infrared Brightness and Variability of Sgr A
T Do, G Witzel, AK Gautam, Z Chen, AM Ghez, MR Morris, EE Becklin, ...
The Astrophysical Journal Letters 882 (2), L27, 2019
812019
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
DS Chu, T Do, A Hees, A Ghez, S Naoz, G Witzel, S Sakai, S Chappell, ...
The Astrophysical Journal 854 (1), 12, 2018
742018
Search for a variation of the fine structure constant around the supermassive black hole in our galactic center
A Hees, T Do, BM Roberts, AM Ghez, S Nishiyama, RO Bentley, ...
Physical review letters 124 (8), 081101, 2020
592020
The Galactic Center: improved relative astrometry for velocities, accelerations, and orbits near the supermassive black hole
S Jia, JR Lu, S Sakai, AK Gautam, T Do, MW Hosek, AM Ghez, ...
The Astrophysical Journal 873 (1), 9, 2019
412019
The Galactic Center: an improved astrometric reference frame for stellar orbits around the supermassive black hole
S Sakai, JR Lu, A Ghez, S Jia, T Do, G Witzel, AK Gautam, A Hees, ...
The Astrophysical Journal 873 (1), 65, 2019
332019
An adaptive optics survey of stellar variability at the Galactic Center
AK Gautam, T Do, AM Ghez, MR Morris, GD Martinez, MW Hosek, JR Lu, ...
The Astrophysical Journal 871 (1), 103, 2019
312019
Spisea: a Python-based simple stellar population synthesis code for star clusters
MW Hosek Jr, JR Lu, CY Lam, AK Gautam, KE Lockhart, D Kim, S Jia
The Astronomical Journal 160 (3), 143, 2020
272020
On Socially Distant Neighbors: Using Binaries to Constrain the Density of Objects in the Galactic Center
SC Rose, S Naoz, AK Gautam, AM Ghez, T Do, D Chu, E Becklin
The Astrophysical Journal 904 (2), 113, 2020
232020
Consistency of the Infrared Variability of SGR A* over 22 yr
Z Chen, E Gallego-Cano, T Do, G Witzel, AM Ghez, R Schödel, ...
The Astrophysical journal letters 882 (2), L28, 2019
152019
Envisioning the next decade of Galactic Center science: a laboratory for the study of the physics and astrophysics of supermassive black holes
T Do, A Ghez, JR Lu, M Morris, M Hosek Jr, A Hees, S Naoz, A Ciurlo, ...
arXiv preprint arXiv:1903.05293, 2019
142019
Keck All sky Precision Adaptive optics program overview
P Wizinowich, JR Lu, S Cetre, J Chin, C Correia, JR Delorme, L Gers, ...
Adaptive Optics Systems VIII 12185, 193-207, 2022
132022
Evidence of a decreased binary fraction for massive stars within 20 milliparsecs of the supermassive black hole at the Galactic Center
DS Chu, T Do, A Ghez, AK Gautam, A Ciurlo, KK O’neil, MW Hosek, ...
The Astrophysical Journal 948 (2), 94, 2023
102023
Keck-DataReductionPipelines
J Lu, AK Gautam, D Chu, SK Terry, T Do
KAI: v1. 0.0 Release of KAI, Zenodo, doi 10, 2022
92022
Testing the gravitational theory with short-period stars around our Galactic Center
A Hees, AM Ghez, T Do, JR Lu, MR Morris, EE Becklin, G Witzel, A Boehle, ...
arXiv preprint arXiv:1705.10792, 2017
72017
The Swansong of the Galactic Center Source X7: An Extreme Example of Tidal Evolution near the Supermassive Black Hole
A Ciurlo, RD Campbell, MR Morris, T Do, AM Ghez, EE Becklin, ...
The Astrophysical Journal 944 (2), 136, 2023
62023
AIROPA IV: Validating point spread function reconstruction on various science cases
SK Terry, JR Lu, P Turri, A Ciurlo, A Gautam, T Do, MP Fitzgerald, A Ghez, ...
Journal of Astronomical Telescopes, Instruments, and Systems 9 (1), 018003 …, 2023
52023
Proc. IAU Symp. 322, The Multi-Messenger Astrophysics of the Galactic Centre
AK Gautam, RM Crocker, SN Longmore, GV Bicknell
Proceedings of the International Astronomical Union, Cambridge, 2017
52017
Stellar Populations in the Central 0.5 pc of Our Galaxy. III. The Dynamical Substructures
S Jia, N Xu, JR Lu, DS Chu, KK O’Neil, WB Drechsler, MW Hosek, S Sakai, ...
The Astrophysical Journal 949 (1), 18, 2023
22023
Evaluating the performance of the Keck Observatory adaptive optics systems on crowded field data using different adaptive optics configurations
DS Chu, W Ning, T Do, A Ghez, P Wizinowich, JR Lu, AK Gautam, ...
Adaptive Optics Systems VIII 12185, 1245-1253, 2022
22022
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