{
  "bibcode": "2013GCN.15410....1S",
  "body": "Jan Strobl (1,3), Martin Jelinek (2), Cyril Polasek (1), Michal Jakubec \n(1), Petr Skala (1,3) and Rene Hudec (1,3)\n(1. AI ASCR Ondrejov, 2. IAA CSIC Granada, 3. FEE CTU Prague)\n\nWe observed the field of the Swift GRB 131030A (Troja et al., GCNC 15402) \nwith the 0.5m telescope D50 and 0.25m telescope BART in Ondrejov (Czech \nRepublic), starting at 20:57:16 UT, i.e. 56s after the trigger.\n\nThe optical afterglow (Virgili et al, GCNC 15406) is clearly detected in \nour images. After an initial peak of about 13.8m (unfiltered, calibrated \nusing USNO-B R-band) the lightcurve decays with \\alpha~0.9.\n\nThis message can be cited.",
  "circularId": 15410,
  "createdOn": 1383183074000,
  "email": "jan@strobl.cz",
  "subject": "GRB 131030A: D50+BART detection and light curve optical decay",
  "submitter": "Jan Strobl at AI AS CR,Ondrejov  <jan@strobl.cz>",
  "eventId": "GRB 131030A"
}