Аннотация:AT 2020not During Fermi GRB200623B inspection (Lipunov et al. GCN #28018 with cover map and OT position) MASTER-IAC auto- detection system ( Lipunov et al., “MASTER Global Robotic Net”, Advances in Astronomy, 2010, 30L ) discovered OT source at (RA, Dec) = 22h 44m 53.60s -47d 32m 23.6s on 2020-06-24.16403 UT (but preliminary not connected with this GRB).