Аннотация:MASTER-OAFA auto-detection system ( Lipunov et al., “MASTER Global Robotic Net”, Advances in Astronomy, 2010, 30L ) discovered OT source at (RA, Dec) = 06h 46m 30.14s -54d 57m 13.9s on 2020-01-24.14708 UT. There are 4 images of these coordinates during MASTER own survey at this night (UT): 2020-01-24 03:16:46(+180s) mlim=19.9 2020-01-24 03:28:06(+180s) mlim=19.8 2020-01-24 03:31:48(+180s) m_OT=19.1 (mlim=19.9) 2020-01-24 03:50:40(+180s) m_OT=17.5 (mlim=19.9) MASTER strategy of survey excludes particles (shifted CCD images) We also have reference image on 2017-01-29.20196 UT with unfiltered mlim= 19.8m.