{
  "bibcode": "2003GCN..1908....1R",
  "body": "V.Rumyantsev (CrAO), V.Biryukov(SAI) and A.Pozanenko (IKI) report:\n \n We have obtained 9 unfiltered exposures (180-s each) of the GRB 030226\n error box (HETE #10893). The images were taken with the AT-64 telescope of\n Crimean Astrophysical observatory and cover the period  UT 17:58 - UT 19:26\n Feb 26, 2003.  We used CCD SBIG ST-8 with maximum of sensitivity in the red\n spectral band.\n \n In a co-added image the OT is visible at the position of reported by D. Fox\n et al. (GCN 1880).  The brightness was estimated in respect to the stars A\n and B (GCN 1885) as R~19.5 +/- 0.2.\n \n     Start time        exposure        OT\n Feb 26 17:58       9x180 s     19.5+-0.2\n \n Detailed calibration is underway.\n \n The image is available at http://grb.rssi.ru/GRB030226\n \n \n This message can be cited.",
  "circularId": 1908,
  "createdOn": 1046440653000,
  "email": "rum@crao.crimea.ua",
  "subject": "GRB 030226: Optical observations",
  "submitter": "Vasilij Rumjantsev at CrAO  <rum@crao.crimea.ua>",
  "eventId": "GRB 030226"
}