{
  "bibcode": "2003GCN..2152....1W",
  "body": "W. M. Wood-Vasey, Lawrence Berkeley National Laboratory, using images\nobtained by R. Bambery, S. Pravdo, M. Hicks, and K. Lawrence\n(Near-Earth Asteroid Tracking project, Jet Propulsion Laboratory),\nreports historical upper limits for the optical transient for \nGRB 030418 of Price et. al (GCN #2148) from images taken with the\nHaleakala MSSS 1.2-m and Palomar Oschin 1.2-m telescopes from \n2001 Apr 19 -- 2003 Mar 28.\n\nA co-addition of these images (Haleakala: 2001 Apr 19, May 7, 2002 Jan\n8, Jan 14, Feb 4; Palomar: 2002 Feb 7, Feb 17, Mar 9, Apr 8, Apr 19,\nMay 11, 2003 Mar 28) shows nothing at this location to a combined\nlimiting magnitude of 22.81 (S/N = 3).\n\nThe co-addition is available at:\n\nhttp://supernova.lbl.gov/~wwoodvas/GRB/#GRB030418\n\nThis message may be cited.\n\nAll dates UT.",
  "circularId": 2152,
  "createdOn": 1050690637000,
  "email": "wmwood-vasey@lbl.gov",
  "subject": "GRB030418: Upper limits from recent and historical observations.",
  "submitter": "Michael Wood-Vasey at UC Berkeley/LBNL/SNfactory  <wmwood-vasey@lbl.gov>",
  "eventId": "GRB 030418"
}