TITLE: GCN CIRCULAR NUMBER: 27958 SUBJECT: GRB 200613A: continued AbAO optical afterglow observations DATE: 20/06/15 21:49:44 GMT FROM: Alexei Pozanenko at IKI, Moscow S. Belkin (IKI), A. Pozanenko (IKI), R. Ya. Inasaridze (AbAO), V. R. Ayvazian (AbAO),  G. V. Kapanadze (AbAO),  E. Mazaeva  (IKI), A. Volnova (IKI), I. Molotov (KIAM)  report on behalf of IKI-GRB-FuN: We continue observations of Fermi  GRB 200613A (Fermi GBM team, GCN 27926; Bissaldi et al., GCN 27930; Ohno et al., GCN 27931) with  AS-32 telescope of Abastumani observatory in R-filter. The afterglow (e.g., Kann et al., GCN 27935; Kennea et al., GCN 27936; Pozanenko et al., GCN 27937; Izzo et al., GCN 27939; Zhu et al., GCN 27943) is detected in a stacked image. Preliminary photometry of the afterglow is following Date,      UT start, t-T0, Exp.,  Filter, OT,    Err., UL                     (mid, days) 2020-06-15  17:44:15 2.53029 49*60  R       20.47  0.11  21.9 The photometry is based on nearby SDSS DR12 stars SDSS-DR12_id        R(Lupton) J101149.76+454320.7 12.404 J101245.45+455119.1 13.328