{
  "bibcode": "2006GCN..5846....1O",
  "body": "S. R. Oates (UCL-MSSL) & S. McBreen (MPE) report on behalf of the\nSwift UVOT team.\n\nThe Swift/UVOT began observing the field of GRB 061122 at 14:47:46 UT\non November 22, 2006, around ~7 hours after the INTEGRAL trigger\n(Mereghetti et al., GCN 5831). We do not find any source in the\nco-added UVOT\nobservations within the error circle of the XRT (Beardmore et al., GCN\n5842).\n\nFollowing are the 3-sigma magnitude upper limits:\n\nFilter  T_start T_end  Exposure   3 sigma UL\n-------------------------------------------\nV       24658   58558    2645     20.69\nB       25401   42918    936      20.62\nU       25215   42901    1013     20.2\nUVW1    25029   59414    1770     19.46\nUVM2    24844   58920    2578     20.96\nUVW2    24472   58124    2648     21.54\n-------------------------------------------\n\nT_start and T_stop are calculated from the time of the burst. The upper\nlimits are not corrected for Galactic extinction E(B-V) = 0.183 mag.",
  "circularId": 5846,
  "createdOn": 1164289265000,
  "email": "sro@mssl.ucl.ac.uk",
  "subject": "GRB061122: Swift/UVOT Optical Observations",
  "submitter": "Samantha Oates at MSSL  <sro@mssl.ucl.ac.uk>",
  "eventId": "GRB 061122"
}