On the orientation of the Sagittarius A* system

2007/08/20 by L. Meyer, R. Schödel, R. Schoedel +5 · 1 citation
Earth and Planetary Sciences · Physics and Astronomy · #Astrophysical Phenomena and Observations #High-pressure geophysics and materials #Pulsars and Gravitational Waves Research #astro-ph

paper · pdf · doi:10.1051/0004-6361:20078009

10 pages, 4 figures; Research Note accepted by A&A for publication

arxiv created 2007/08/20 · openalex publication_date 2007/08/28 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/01

Abstract

Context.The near-infrared emission from the black hole at the Galactic center (Sgr A*) has unique properties. The most striking feature is a suggestive periodic sub-structure that has been observed in a couple of flares so far.

Citations

• Flaring Activity of Sagittarius A* at 43 and 22 GHz: Evidence for Expanding Hot Plasma
• SINFONI in the Galactic Center: young stars and IR flares in the central light month
• A polarized infrared flare from Sagittarius A* and the signatures of orbiting plasma hotspots

Cited by

• Perturbed stellar motions around the rotating black hole in SgrA*for a generic orientation of its spin axis