{
  "bibcode": "2012GCN.13385....1S",
  "body": "A. S�nchez-Caso (Gualba Observatory, Barcelona) and A. J. Castro-Tirado\n(IAA-CSIC Granada), on behalf of a larger collaboration, report:\n\n�Following the detection of GRB 120624B by Fermi/GBM, Fermi/LAT,\nKonus/Wind and Swift/BAT (GCNC 13377, 13378, 13379 and 13381\nrespectively), we have imaged the field with the 0.36m f/7 telescope at\nGualba Observatory in Barcelona (Spain) starting on June 25 at 20:30 UT\n(i.e. about 22 hr post-burst). Within the Swift/BAT 3� radius error box no\noptical afterglow candidate is identified for GRB 120624B. The limiting\nmagnitude in the 300-s unfiltered image (with the crescent moon only 9 deg\naway) is 18.5.�\n\nThis message can be quoted.",
  "circularId": 13385,
  "createdOn": 1340664476000,
  "email": "ajct@iaa.es",
  "subject": "GRB 120624B: optical observations",
  "submitter": "Alberto Castro-Tirado at Inst.de Astro. de Andalucia  <ajct@iaa.es>",
  "eventId": "GRB 120624B"
}