Recent changes in a flickering variability of the black hole X-ray transient V616 Mon = A0620-00

S. Shugarov, N. Katysheva, D. Chochol +3

V616 Mon = A0620-00 is a prototype of black hole transient X-ray binaries. Our 2003-16 optical photometry of the object during X-ray quiescence, obtained by 50-250 cm telescopes in…