{
  "bibcode": "2010GCN.10872....1E",
  "body": "P.A. Evans (U. Leicester) reports on behalf of the Swift-XRT team:\n\nUsing 0 s of promptly downlinked XRT event data for GRB 100621A, we\nfind an enhanced XRT position of the afterglow: RA, Dec: 315.3052,\n-51.1060 which is equivalent to:\n   RA (J2000)  = 21 01 13.24\n   Dec (J2000) = -51 06 21.7\nwith an uncertainty of 2.0 arc sec (radius, 90% confidence). Analysis\nof the promptly available data is online at\nhttp://www.swift.ac.uk/sper/425151.\n\nPosition enhancement is is described by Goad et al. (2007, A&A, 476,\n1401) and Evans et al. (2009, MNRAS, 397, 1177).\n\nThis circular is an official product of the Swift-XRT team.",
  "circularId": 10872,
  "createdOn": 1277092608000,
  "email": "pae9@star.le.ac.uk",
  "subject": "GRB 100621A: Prompt enhanced Swift-XRT position",
  "submitter": "Phil Evans at U of Leicester  <pae9@star.le.ac.uk>",
  "eventId": "GRB 100621A"
}