TITLE: GCN CIRCULAR NUMBER: 17478 SUBJECT: GRB 150213B: AAO photometry DATE: 15/02/19 16:49:54 GMT FROM: Alexei Pozanenko at IKI, Moscow A. Volnova (IKI), A. Pozanenko (IKI), E. Mazaeva (IKI), R. Inasaridze (AAO), Sh. Makandarashvili (AAO), Molotov (KIAM), report on behalf of larger GRB follow-up collaboration: We report photometry of our observation (GCN 17468) of the field of the Swift GRB 150213B (Pagani et al., GCN 17464) with AS-32 (0.7m) telescope of Abastumani Observatory. The optical afterglow (Pagani et al., GCN 17464; Kann et al., GCN 17465; Malesani et al., GCN 17467) is visible on single images. The photometry of the afterglow is following Date UT start t-T0 Filter Exp. OT Err. (mid, days) (s) 2015-02-13 23:22:23 0.03696 none 2*120 18.98 0.14 2015-02-13 23:27:43 0.04345 none 5*120 19.15 0.10 2015-02-13 23:41:05 0.05273 none 5*120 19.56 0.13 2015-02-13 23:54:27 0.06201 none 5*120 19.12 0.13 2015-02-13 24:07:49 0.07593 none 10*120 19.12 0.06 2015-02-13 24:34:32 0.09634 none 12*120 19.20 0.08 The photometry might be affected by the presence of the nearby bright star (e.g., Kann et al., GCN 17465). The photometry is based on nearby SDSS DR9 stars: SDSS9_id R(Lupton) J165343,83+341043,0 16,49 J165348,15+341040,4 15,99 J165354,27+341137,8 17,87 J165339,38+341103,1 17,14 J165341,19+341135,8 14,53