Discovery and modelling of disc precession in the M31 X-ray binary Bo 158?

R. Barnard, S. B. Foulkes, C. A. Haswell +3

The low mass X-ray binary (LMXB) associated with the M31 globular cluster Bo 158 is known to exhibit intensity dips on a ~2.78 hr period. This is due to obscuration of the X-ray so…