{
  "bibcode": "2010GCN.10643....1B",
  "body": "I. Bikmaev (KSU/AST), I. Khamitov (TUG),\nS. Melnikov, N. Sakhibullin (KSU/AST),\nR. Burenin, M. Pavlinsky, R. Sunyaev (IKI),\nZ. Eker (TUG), U. Kiziloglu (METU), E. Gogus (Sabanci Uni.)\n\nreport:\n\nThe optical afterglow of GRB 100418A (Marshall  et al., GCN 10612, Filgas \net al., GCN 10617) was observed with Russian-Turkish 1.5-m telescope \n(RTT150, Bakirlitepe, TUBITAK National Observatory, Turkey) in April 20/21, 2010,\nat moderate seeing conditions.\n\nWe obtained a serie of 600 sec and 300 sec images in Rc-band.\n\nThe Table gives our Rc value estimation relative nearby USNO-B1.0\nstar 1014-0271368  (R2Mag=17.32).\n\nApril 21, 2010\n\n  UT    (T-T0), h    Rc       err\n=================================\n00:48  51.6     20.05   +/-0.03\n\n\n-- \nThis message has been scanned for viruses and\ndangerous content by MailScanner, and is\nbelieved to be clean.",
  "circularId": 10643,
  "createdOn": 1271862403000,
  "email": "irekk@tug.tug.tubitak.gov.tr",
  "subject": "GRB 100418A: RTT150 optical observations",
  "submitter": "Irek Khamitov at TUG  <irekk@tug.tug.tubitak.gov.tr>",
  "eventId": "GRB 100418A"
}