{
  "bibcode": "2009GCN..9613....1K",
  "body": "E. Klunko (ISTP), A. Volnova (SAI MSU), A. Pozanenko (IKI) on behalf of \nlarger GRB follow up collaboration  report:\n\nWe observed the afterglow (Schady  et al., GCN 9512; Cenko et al., GCN 9513; \nPerley, GCN 9514; Rujopakarn et al., GCN 9515) of  the Swift GRB 090618 \nbetween  (UT) Jun. 18  18:14 -- 18:43  with 1.5m telescope of Sayan \nobservatory (Mondy).   The afterglow is  detected in stacked images. \nPreliminary photometry of the stacked images based on USNO-B1.0 star\n1683-0077955 (RA=19 36 36.34   Dec=+78 21 07.00) assuming R=16.57  is \nfollowing:\n\nT0+     Filter, Exposure, mag.,     err.\n(d)             (s)\n\n0.4083   R       10x30     18.60 +/-0.10",
  "circularId": 9613,
  "createdOn": 1246667528000,
  "email": "apozanen@iki.rssi.ru",
  "subject": "GRB 090618: Mondy optical observations",
  "submitter": "Alexei Pozanenko at IKI, Moscow  <apozanen@iki.rssi.ru>",
  "eventId": "GRB 090618"
}