2 papers
astro-ph2003
High Precision Stellar Radial Velocities in the Galactic Center
Donald F. Figer
We present radial velocities for 85 cool stars projected onto the central parsec of the Galaxy. The majority of these velocities have relative errors of 1 km/s, or a factor o…
astro-ph2003
Full Three Dimensional Orbits For Multiple Stars on Close Approaches to the Central Supermassive Black Hole
A. M. Ghez, E. Becklin, G. Duchene +4
With the advent of adaptive optics on the W. M. Keck 10 m telescope, two significant steps forward have been taken in building the case for a supermassive black hole at the center…