{
  "bibcode": "2013GCN.14640....1M",
  "body": "F. E. Marshall (NASA/GSFC) and E. Sonbas (NASA/GSFC/Adiyaman Univ.)\nreport on behalf of the Swift/UVOT team:\n\nThe Swift/UVOT began settled observations of the field of GRB 130514A\n97 s after the BAT trigger (Sonbas et al., GCN Circ. 14632).\nNo optical afterglow consistent with the optical position\nfrom GROND (Schmidl et al. GCN Circ. 14634)\nis detected in the initial UVOT exposures.\nPreliminary 3-sigma upper limits using the UVOT photometric system\n(Breeveld et al. 2011, AIP Conf. Proc. 1358, 373) for the first\nfinding chart (FC) exposure and subsequent exposures are:\n\nFilter         T_start(s)   T_stop(s)      Exp(s)         Mag\n\nwhite_FC            97          247          147         >21.3\nu_FC               310          560          246         >20.4\nwhite               97          960          281         >21.5\nv                  639         2529           56         >18.7\nb                  565          757           39         >19.1\nu                  310          732          265         >20.5\nw1                 688          708           19         >19.1\nw2                2487         2507           19         >19.5\n\nThe magnitudes in the table are not corrected for the \nGalactic extinction due to the reddening of E(B-V) = 0.23 \nin the direction of the burst (Schlegel et al. 1998).",
  "circularId": 14640,
  "createdOn": 1368552488000,
  "email": "femarsha@khamseen.gsfc.nasa.gov",
  "subject": "GRB 130514A: Swift/UVOT Upper Limits",
  "submitter": "Frank Marshall at GSFC  <femarsha@khamseen.gsfc.nasa.gov>",
  "eventId": "GRB 130514A"
}