{
  "bibcode": "2005GCN..4224....1M",
  "body": "H. Mito, Y. Nakada(Tokyo Univ.), H. Nakanishi(NAOJ), F. Egusa,\nS. Komugi(Tokyo Univ.), K. Huang(IANCU), Y. Urata(RIKEN)\non behalf of EAFON report:\n\n\"We have imaged entire error region of GRB051109B(Tagliaferri et\nal. GCN 4222, Swift trigger=163170) using Kiso 1.05m Schmidt\ntelescope.  After end of twilight, we have started B and R band\nobservations at 09:12:07 (UT). Comparison with DSS images and USNO-B\ncatalog, there is no new source brighter than B=20.9, R=20.2. There is\nalso no significant signals at the UVOT position reported by\nTagliaferri et al (GCN 4222).\n\n==========================================\nDelay time(min) Filter Limiting mag.(SN=3)\n32.5            R      20.2\n45.7            B      20.9\n==========================================\n\nThis message may be cited.\"",
  "circularId": 4224,
  "createdOn": 1131536703000,
  "email": "urata@crab.riken.go.jp",
  "subject": "GRB 051109B Kiso optical follow-up observation",
  "submitter": "Yuji Urata at RIKEN  <urata@crab.riken.go.jp>",
  "eventId": "GRB 051109B"
}