X-ray spectral-timing variability of 1A 0535+262 during the 2020 giant outburst

P. Reig, R. C. Ma, L. Tao +3

The Be/X-ray binary 1A 0535+262 underwent a giant X-ray outburst in November 2020, peaking at $\sim 1\times 10^{38}$ erg s${}^{-1}$ (1--100 keV, 1.8 kpc), the brightest outburst recor…