GCN Circular 14450
L. Elenin (KIAM), A. Volnova ( IKI), V. Savanevych (KNURE), A. Bryukhovetskiy (NSFCTC), I. Molotov (KIAM), A. Pozanenko (IKI) report on behalf of larger GRB follow-up collaboration: We started observation of the field of the Swift GRB 130427A (Maselli et al., GCN 14448) with 0.45-m telescope of ISON-NM observatory on Apr. 27 (UT) 07:50:17. On the first images of 30 s exposure we identified very bright optical counterpart of GRB 130427A (Maselli et al., GCN 14448) at about 12m in the intitial images. The coordinates of the counterpart are (J2000) 11 32 32.84 +27 41 56.2 with uncertainties of about 1". Observations are continuing.