{
  "bibcode": "2009GCN..9188....1K",
  "body": "K. Kinugasa, H. Takahashi, S. Honda, O. Hashimoto, H. Taguchi\n (Gunma Astronomical Observatory) report:\n\n The field of GRB 090408 (Stroh et al. GCN 9110) was observed\nwith the 150 cm telescope of the Gunma Astronomical Observatory.\nStarting at 16:03 UT and 18.36 UT (1.03 and 2.58 hours after the\ntrigger), Rc and Ic frames were acquired for sets of 5 x 3-min\nand 5 x 3-min exposures under a hazy sky condition.\n\n  We did not detect any new point source within the BAT error circle\nto limiting magnitudes below relative to USNO-B1.0 R2 and I magnitudes.\n\nmid-UT     exp       band       mag.\n-----------------------------------\n16:12:59   5x3min    Rc         > 20.1\n16:34:40   5x3min    Ic         > 19.4\n\n27:45:46   5x3min    Rc         > 20.3\n28:15:37   5x3min    Ic         > 19.3",
  "circularId": 9188,
  "createdOn": 1240397278000,
  "email": "kinugasa@astron.pref.gunma.jp",
  "subject": "GRB 080408A: GAO 150cm telescope Optical Observation",
  "submitter": "Kenzo Kinugasa at Gunma Astro. Obs/Japan  <kinugasa@astron.pref.gunma.jp>",
  "eventId": "GRB 080408A"
}