X-ray Sources and Their Optical Counterparts in the Galactic Globular Cluster M12 (NGC 6218) (2009)
Lu, Ting-Ni, Kong, Albert K. H., Bassa, Cees, Verbunt, Frank, Lewin, Walter H. G., Anderson, Scott F., ...
We study a Chandra X-ray Observatory ACIS-S observation of the Galactic globular clusterM12. With a 26 ks exposure time, we detect 6 X-ray sources inside the half-mass radius (2.16 arcminutes) of...