2 papers
astro-ph.HE2012
A period distribution of X-ray binaries observed in the central region of M31 with Chandra and HST
R. Barnard, J. L. Galache, M. Garcia +4
Almost all Galactic black hole binaries with low mass donor stars are transient X-ray sources; we expect most of the X-ray transients observed in external galaxies to be black hole…
astro-ph.HE2010
Observations of the recurrent M31 transient XMMU~J004215.8+411924 with Swift, Chandra, HST and Einstein
R. Barnard, M. Garcia, S. Murray +2
The transient X-ray source XMMU J004215.8+411924 within M31 was found to be in outburst again in the 2010 May 27 Chandra observation. We present results from our four Chandra and s…