{
  "bibcode": "2014GCN.16168....1V",
  "body": "A. Volnova (IKI), E. Klunko (ISTP), M. Eselevich (ISTP), I. Korobtsev \n(ISTP), A. Pozanenko (IKI) report on behalf of larger GRB follow-up \ncollaboration:\n\nWe continued observation of the Swift GRB 140419A (Marshall et al., GCN\n16118) with AZT-33IK telescope of Sayan observatory (Mondy) on Apr. \n19-21. We took several images in R-filter. On a stacked image we clearly \ndetected the optical afterglow (Zheng et al., GCN 16119; Guver et al., \nGCN 16120; Butler et al., GCN 16121; Kuin et al., GCN 16123;  Hentunen \net al., GCN 16126). Details of a photometry are the following:\n\ndate        UT start   t-T0     Filter  Exp.  OT\n                       (mid, days)       (s)\n\n\n2014-04-22 14:49:26   3.45342   R     120*60  22.18 +/- 0.09\n\nThe photometry is based on nearby SDSS star, R (gri -> R transformations \nby Lupton 2005):\n\nSDSS id              R\nJ082752.69+461357.4  17.381 �� 0.018",
  "circularId": 16168,
  "createdOn": 1398353328000,
  "email": "apozanen@iki.rssi.ru",
  "subject": "GRB 140419A: Continued Mondy optical observations",
  "submitter": "Alexei Pozanenko at IKI, Moscow  <apozanen@iki.rssi.ru>",
  "eventId": "GRB 140419A"
}