Transient and Variable Ultra-luminous X-ray Sources in NGC 4552

V. Jithesh, A. S. Sreya, Riya Elza Mathew +2

We searched for transient and variable X-ray sources in the elliptical galaxy NGC 4552 using the {\it Chandra} and {\it XMM-Newton} observations from 2001-2012. We detected 14 tran…