Аннотация:https://gcn.gsfc.nasa.gov/gcn3/28202.gcn3MASTER Global Robotic Net inspected GRB 200803A(MASTER Lipunov et al. GCN 28198, Fermi LAT GCN 28199)The result is optical counterpart discovery with classical OT decayMASTER OT J204422.34-625641.8 discoveryMASTER-SAAO auto-detection system ( Lipunov et al., "MASTER Global Robotic Net", Advances in Astronomy, 2010, 30L ) discovered OT source at(RA, Dec) = 20h 44m 22.34s -62d 56m 41.8s on 2020-08-03.15015 UT.The OT unfiltered magnitude is 15.8m (mlim=17.7).The OT is seen in 13 images. There is no minor planet at this place.We have reference image on 2015-04-04.15164 UT with unfiltered mlim= 19.9m.Spectral observations are required.