{
  "bibcode": "2003GCN..2067....1P",
  "body": "E.Pavlenko, V.Rumyantsev, O.Antoniuk, N.Primak  (CrAO) and A.Pozanenko (IKI)\nreport:\n\nWe continue to monitor the OT of GRB030329 (GCN  2005, 2028, 2050).\n\nThe OT found by Peterson and Price  (GCN 1985)  was imaged Cassegrain 38-cm\ntelescope of CrAO.  Several 240 sec. exposures in  R (Johnson) spectral band\nwere obtained. Based on filed photometry by A. Henden (GCN 2023)  we\nestimate the OT magnitude as\n\nMid Time (UT)              exposure             OT (R)\nApr 1.8754                   4x240 sec       17.07+/-0.05\n\nAlso we refined our estimations of OT within March 29-31.\n\nCassegrain 38-cm (CCD SBIG ST-7):\n\nJD Hel           UT             V                         R\n52728.2526   29.7526    -                    14.03 +/- 0.03\n52728.4934   29.9934 15.15 +/- 0.02   -\n52728.5072   30.0072 15.22 +/- 0.04   -\n52729.2689   30.7689    -                     16.44 +/- 0.04\n52729.4301   30.9301    -                     16.40 +/- 0.06\n52730.2435   31.7435    -                     16.92 +/- 0.04\n52730.3868   31.8868    -                     16.90 +/- 0.08\n52730.4023   31.9023    -                     16.91 +/- 0.06\n\n\nThis message may be cited.",
  "circularId": 2067,
  "createdOn": 1049246734000,
  "email": "rum@crao.crimea.ua",
  "subject": "GRB030329: Optical observations",
  "submitter": "Vasilij Rumjantsev at CrAO  <rum@crao.crimea.ua>",
  "eventId": "GRB 030329"
}