Variable Magellanic HMXB Sources versus Variable ULX Sources: Nothing to Brag about the ULX Sources

Christodoulou, DM; Laycock, SGT; Cappallo, R; Roy, A; Bhattacharya, S; Kazanas, D

Christodoulou, DM (corresponding author), Univ Massachusetts Lowell, Lowell Ctr Space Sci & Technol, Lowell, MA 01854 USA.

GALAXIES, 2020; 8 (4):

Abstract

We carry out a meta-analysis of ultraluminous X-ray (ULX) sources that show large variabilities (by factors of >10) between their highest and lowes......

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