{
  "bibcode": "2010GCN.10446....1K",
  "body": "GRB 100213B R band observations\n\nJ. Kelemen (kelemen at konkoly.hu) on behalf of the GRB OT observing program\nat the Konkoly Observatory.\n\n\nOn 15 february 2010 19:56:20 UT we observed the field of GRB 100213B detected\nby Swift (trigger #412220; Vetere et al., GCN 10412) with a 60/90 cm  Schmidt\ntelescope located at the Mountain Station of the Konkoly Observatory using R\nfilter. The total exposure of the coadded images were 2700 s. We examined both\nthe XRT position and the position reported D. Malesani et al. GCN 10413. \nNo new object brighter than 21.3 +/- 0.2 was found. \n\nTime     Mag     Error.      Flag.\n[s]     [R]    [1-sigma]  \n-------------------------------------\n161866   21.30   0.2      Upper Limit\n------------------------------------- \n\nThis message can be cited.",
  "circularId": 10446,
  "createdOn": 1266861616000,
  "email": "kelemen@konkoly.hu",
  "subject": "GRB",
  "submitter": "Janos Kelemen at Konkoly Obs/Hungary  <kelemen@konkoly.hu>"
}