TITLE: GCN GRB OBSERVATION REPORT NUMBER: 1527 SUBJECT: GRB020812: optical observation DATE: 02/08/28 10:52:20 GMT FROM: Alexei Pozanenko at IKI, Moscow G.Beskin, A.Birjukov, S.Koposov, O.Spiridonova (SAO), S.Bondar' (Kosmoten) and A.Pozanenko (IKI) report: We have observed the error box of GRB020812 (HETE trigger 2257, GCN 1468) with Zeiss-1000 telescope of Special Astrophysical Observatory (SAO) on August 13 20:01 UT. R-band image of 6.9'x 6.9' with exposure time of 303 sec was centered to coordinates reported in GCN 1481. The limiting magnitude of the image is R~22 (3 sigma). No new objects were found in comparison with DSS2. The image may be found at http://grb.rssi.ru/GRB020812 This message may be cited.