3.3k citations · 5.4k across the 34 of their papers we have counts for
Showing astro-ph.HEShow all
3 papers · 1 filter
astro-ph.HE2024★ 7 cited
General Relativistic effects and the NIR variability of Sgr A* II: A systematic approach to temporal asymmetry
Sebastiano D. von Fellenberg, Gunther Witzel, Michi Bauboeck +20
A systematic study, based on the third-moment structure function, of Sgr A*'s variability finds an exponential rise time and de…
astro-ph.HE2024
Multiwavelength Observations of Sgr A*. II. 2019 July 21 and 26
Joseph M. Michail, Farhad Yusef-Zadeh, Mark Wardle +6
We report on the final two days of a multiwavelength campaign of Sgr A* observing in the radio, submillimeter, infrared, and X-ray bands in July 2019. Sgr A* was remarkably active,…
astro-ph.HE2014★ 38 cited
Spitzer/IRAC Observations of the Variability of Sgr A* and the Object G2 at 4.5 microns
J. L. Hora, G. Witzel, M. L. N. Ashby +9
We present the first detection from the Spitzer Space Telescope of 4.5 micron variability from Sgr A*, the emitting source associated with the Milky Way's central black hole. The >…