{
  "bibcode": "2019GCN.26525....1B",
  "body": "S. Belkin (IKI), A. Pozanenko (IKI), R. Ya. Inasaridze (AbAO), V.R. \nAyvazian (AbAO),    G. V.  Kapanadze (AbAO),   E. Mazaeva (IKI), A. \nVolnova  (IKI),  I. Molotov (KIAM) report on behalf of  GRB IKI FuN:\n\nWe observed the field of GRB 191220A (Evans et al., GCN 26515; Laha et \nal., GCN 26516) with AS-32 (0.7m) telescope of Abastumani Observatory \nstarting on Dec. 20 (UT) 14:40:39.  We do no detect any source within \nenhanced Swift-XRT position (Osborne et al., GCN 26522). In particular \nwe do not detect the candidate in the OT (Moskvitin, GCN 26519). \nPreliminary photometry of the field is following.\n\nDate       UT start  t-T0    Filter Exp.  OT    Err. UL\n                     (mid, days)     (s)\n2019-12-20 14:40:39  0.05037 R      23*60 n/d   n/d  19.8\n\nThe photometry is based on nearby USNO-B1.0 stars\nUUSNO-B1.0_id R2\n1166-0338499  14.74\n1166-0338587  15.40\n1166-0338614  15.08",
  "circularId": 26525,
  "createdOn": 1576885118000,
  "email": "apozanen@iki.rssi.ru",
  "subject": "GRB 191220A: AbAO optical observations",
  "submitter": "Alexei Pozanenko at IKI, Moscow  <apozanen@iki.rssi.ru>",
  "eventId": "GRB 191220A"
}