Аннотация:MASTER-SAAO auto-detection system ( Lipunov et al., “MASTER Global Robotic Net”, Advances in Astronomy, 2010, 30L ) discovered OT source at (RA, Dec) = 05h 26m 16.65s -48d 30m 36.8s on 2020-05-07.71020 UT. The OT unfiltered magnitude is 16.0m(mlim=18.3).