{
  "bibcode": "2023GCN.33441....1L",
  "body": "V.Lipunov (Lomonosov MSU), D.A.H.Buckley (SAAO), A.Chasovnikov, Ya.Kechin, \nA.Kuznetsov, N.Tiurina, O.Gress, E.Gorbovskoy, G.Antipov, P.Balanutsa, \nK.Zhirkov, D.Vlasenko, V.Senik, D.Kuvshinov,\nV.Topolev, Yu.Tselik, D.Cheryasov, I.Gorbunov, Ya.Kechin (Lomonosov Moscow \nState University, SAI, Physics Department);\nC.Francile, R. Podesta, F. Podesta (Observatorio Astronomico Felix Aguilar of \nSan Juan National University of Argentina),\nR. Rebolo, M. Serra (The Instituto de Astrofisica de Canarias),\nL.Carrasco, J.R.Valdes, V.Chavushyan, V.M.Patino Alvarez, J.Martinez, \nA.Corella,L.H.Rodriguez (INAOE, Guillermo Haro Astrophysics Observatory),\nN.M.Budnev (ISU,API),\nA. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo \nObservatory),\nA. Gabovich, V.Yurkov (Blagoveschensk Educational State University)\n\n\nMASTER-SAAO robotic telescope  (Global MASTER-Net http://observ.pereplet.ru, \nLipunov et al., 2010, Advances in Astronomy, v.2010, 30L)\ncenter (Kozyrev et al.  GCN 33425) at position  Levan et al., GCN 33439 \n31 hours after  trigger (22 30 43UT 1800 sec) ~20.2 (Unfiltered). The \nposition accuracity \nis about ~ 1 pix =2\".\n\nBut there is the Gaia star 3\".3 offset with same magnitude.\n\n\nNo object in MPC.\nThe reduction will be continued.",
  "circularId": 33441,
  "createdOn": 1678382655000,
  "email": "lipunov@xray.sai.msu.ru",
  "subject": "GRB 230204B: MASTER detection of an object near NTT  Optical Afterglow Candidate",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov@xray.sai.msu.ru>",
  "eventId": "GRB 230204B"
}