{
  "bibcode": "2019GCN.24900....1P",
  "body": "A. Pozanenko (IKI), A. Volnova (IKI), M. Krugov (AFIF),  I. Reva (AFIF), \nP. Minaev (IKI), B. Grossan (ECL), E. Mazaeva  (IKI)  report on behalf \nof larger GRB IKI FuN collaboration:\n\nWe observed the the optical afterglow (e.g. Sonbas  al., GCN  24888; \nSiegel al., GCN  24889) with CDK700 telescope (NUTTelA-TAO project) of \nAssy-Turgen observatory starting on June 28  (UT) 15:30:37  in R-filter. \n    We clearly detect the optical afterglow (Sonbas  al., GCN  24888; \nSiegel al., GCN  24889).\nPreliminary photometry of the afterglow is following.\n\nDate       UT start   t-T0       Filter Exp.   OT   Err.\n                       (mid, days)        (s)\n\n2019-06-28 15:30:37   1.18332     R     20*60  19.6 0.16\n\nThe photometry is based on the nearby USNO-B1  (R2) stars.\n\nWe encourage  spectroscopic observations to determine redshift and \nnature of the burst.",
  "circularId": 24900,
  "createdOn": 1561743085000,
  "email": "apozanen@iki.rssi.ru",
  "subject": "GRB 190627A: NUTTelA-TAO optical counterpart observations",
  "submitter": "Alexei Pozanenko at IKI, Moscow  <apozanen@iki.rssi.ru>",
  "eventId": "GRB 190627A"
}