A Synoptic X‐Ray Study of M31 with the<i>Chandra</i>High Resolution Camera
A Synoptic X‐Ray Study of M31 with the<i>Chandra</i>High Resolution Camera
We have obtained 17 epochs of Chandra High Resolution Camera (HRC) snapshot images, each covering most of the M31 disk. The data cover a total baseline of 2.5 years and contain a mean effective exposure of 17 ks. We have measured the mean fluxes and long-term lightcurves for 166 objects …