A new Chandra look at the globular cluster NGC 6540 and its peculiar X-ray flaring source

A. Sacchi, S. Mereghetti, R. Di Stefano +4

We report the results of a deep ($\approx 65$ ks) Chandra exposure of the globular cluster NGC 6540, obtained by combining three observations carried out in 2023-2024 to investigate…