{
  "bibcode": "2011GCN.12306....1G",
  "body": "V.V. Golovnya (Main Astro Obs, Kyiv)\nreport: \nWe have undertaken the review of the sky area in vicinity of \nGRB 110820A (Beardmore GCN Circ.12091) on astronegatives, \ncollected in Ukrainian NAS Main astronomical observatory \nplate archive (1976-1996). All the plates with the possible \nobject appearance are digitized using Microtek ScanMaker \n9800XL TMA and Epson Expression 10000XL flatbed scanners and \nhave been placed into Golosiiv Plate Archive database DBGPA \nwith open access to them.\n \n\tThe list of plates is given in the table:\nYYYYMMDD TimeUT\t--Plates--\tExp.\tLimMag\tStar USNOA2 \n19830903.220221\tGUA040C000207\t16.0\t15.75\t1575-05316204\n19841020.183916\tGUA040C000521A\t16.0\t15.75\t1575-05316204\n\nPlates: the plate's identifier in GUA040C archive of DWA \n        (D/F=400/2000, M=103\"/mm) of the Ukrainian NAS Main\n        Astro obs in Kyiv (Marsden's number - 83)[1].\nExp.   - Duration of the maximum exposure (minutes). \nLimMag - Limited V mag, derived in the 15 minutes area around \n       the location given in Beardmore et al. GCN Circ.12091: \n       RA(J2000): 22h 52m 46.14s, Dec(J2000): +70d 17' 54.5\"\nStar USNOA2 - Comparison star.\n  The preview images of 2 areas together with  \nthe 15x15 min.of arc area from SkyMap can be found in  \nhttp://gua.db.ukr-vo.org/img/grb/110820A/index.html\nThe images with full resolution are available via e-mail on \ndemand.\nReferences: \n1.L.Pakuliak DATABASE of GOLOSIIV PLATE ARCHIVE (DBGPA V2.0),\nhttp://gua.db.ukr-vo.org",
  "circularId": 12306,
  "createdOn": 1314376597000,
  "email": "golov_v@ukr.ne",
  "subject": "GRB 110820A, the review of the sky area in plate archives",
  "submitter": "Valentyna Golovnya at Main Astro Obs,Kyiv  <golov_v@ukr.ne>",
  "eventId": "GRB 110820A"
}