{
  "bibcode": "2007GCN..6478....1D",
  "body": "A. de Ugarte Postigo, A.J. Castro-Tirado (IAA-CSIC,\nGranada), J. Benko (Konkoly Observatory, Hungary)\nand A. de la Nuez (IAC Tenerife), on behalf of a larger\ncollaboration, report:\n\n\"We have observed the field of GRB 070531 (Markwardt\net al., GCNC 6475) in I-band using the IAC80 telescope\nat Iza�a Observatory (Spain) starting at 04:01 UT (1.85\nhours after the burst). A combined image of 3960 s\ndoes not show any source within the XRT error box\n(Page et al. GCNC 6477). The image is significantly\ndeeper than the DSS2.\n\nThe image is posted at:\n\nhttp://www.iaa.es/~deugarte/GRBs/070531/GRB070531.gif \"\n\nThis message can be quoted",
  "circularId": 6478,
  "createdOn": 1180606081000,
  "email": "deugarte@iaa.es",
  "subject": "GRB 070531: I-band observations from IAC80",
  "submitter": "Antonio Deugarte at IAA-CSIC  <deugarte@iaa.es>",
  "eventId": "GRB 070531"
}