XMM-Newton multi-year campaign on NGC 55 ULX-1: Resolving the wind and its variability with RGS

C. Pinto, S. Caserta, F. Barra +12

Winds are an important ingredient in the evolution of X-ray binary (XRB) systems, particularly those at high accretion rates such as ultra-luminous X-ray sources (ULXs), because th…