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Chandra X-Ray Observatory observations of the globular cluster M28 and its millisecond pulsar B1821-24
W. Becker, D. A. Swartz, G. G. Pavlov +8
We report here the results of the first Chandra X-Ray Observatory observations of the globular cluster M28 (NGC 6626). 46 X-ray sources are detected, of which 12 lie within one cor…
Chandra X-ray Observations of the Spiral Galaxy M81
Douglas A. Swartz, Kajal K. Ghosh, Michael L. McCollough +3
A Chandra X-Ray Observatory ACIS-S imaging observation is used to study the population of X-ray sources in the nearby Sab galaxy M81 (NGC 3031). A total of 177 sources are detected…
Chandra Discovery of Luminous Supersoft X-Ray Sources in M81
Douglas Swartz, Kajal Ghosh, Valery Suleimanov +2
A Chandra ACIS-S imaging observation of the nearby galaxy M81 (NGC 3031) reveals 9 luminous soft X-ray sources. The local environments, X-ray spectral properties, and X-ray light c…