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Page 1
Variability Timescale and Spectral Index of Sgr A* in the Near Infrared: Approximate Bayesian Computation Analysis of the Variability of the Closest Supermassive Black Hole.
Witzel G, Martinez G, Hora J, Willner SP, Morris MR, Gammie C, Becklin EE, Ashby MLN, Baganoff F, Carey S, Do T, Fazio GG, Ghez A, Glaccum WJ, Haggard D, Herrero-Illana R, Ingalls J, Narayan R, Smith HA. Witzel G, et al. Astrophys J. 2018 Aug 10;863(1):15. doi: 10.3847/1538-4357/aace62. Epub 2018 Aug 7. Astrophys J. 2018. PMID: 32855558 Free PMC article.
Multiwavelength Light Curves of Two Remarkable Sagittarius A* Flares.
Fazio GG, Hora JL, Witzel G, Willner SP, Ashby MLN, Baganoff F, Becklin E, Carey S, Haggard D, Gammie C, Ghez A, Gurwell MA, Ingalls J, Marrone D, Morris MR, Smith HA. Fazio GG, et al. Among authors: witzel g. Astrophys J. 2019 Sep 1;864(1):58. doi: 10.3847/1538-4357/aad4a2. Epub 2019 Aug 30. Astrophys J. 2019. PMID: 32801381 Free PMC article.
Simultaneous X-Ray and Infrared Observations of Sagittarius A*'s Variability.
Boyce H, Haggard D, Witzel G, Willner SP, Neilsen J, Hora JL, Markoff S, Ponti G, Baganoff F, Becklin EE, Fazio GG, Lowrance P, Morris MR, Smith HA. Boyce H, et al. Among authors: witzel g. Astrophys J. 2019 Feb 1;871(2):161. doi: 10.3847/1538-4357/aaf71f. Epub 2019 Jan 29. Astrophys J. 2019. PMID: 32831351 Free PMC article.
Relativistic redshift of the star S0-2 orbiting the Galactic Center supermassive black hole.
Do T, Hees A, Ghez A, Martinez GD, Chu DS, Jia S, Sakai S, Lu JR, Gautam AK, O'Neil KK, Becklin EE, Morris MR, Matthews K, Nishiyama S, Campbell R, Chappell S, Chen Z, Ciurlo A, Dehghanfar A, Gallego-Cano E, Kerzendorf WE, Lyke JE, Naoz S, Saida H, Schödel R, Takahashi M, Takamori Y, Witzel G, Wizinowich P. Do T, et al. Among authors: witzel g. Science. 2019 Aug 16;365(6454):664-668. doi: 10.1126/science.aav8137. Epub 2019 Jul 25. Science. 2019. PMID: 31346138