{
  "bibcode": "2019GCN.26537....1L",
  "body": "V. Lipunov,  E. Gorbovskoy, V.Kornilov, N.Tyurina, P.Balanutsa,A.Kuznetsov,F.Balakin,\nV.Vladimirov, D. Vlasenko, I.Gorbunov, D.Zimnukhov, V.Senik, T.Pogrosheva,\nD.Kuvshinov(Lomonosov Moscow State University, SAI, Physics Department),\nA. Tlatov, D. Dormidontov (Kislovodsk Solar Station of the Pulkovo Observatory),\nR. Podesta, C.Lopez, F. Podesta, C.Francile(Observatorio Astronomico Felix\nAguilar OAFA),\nH.Levato(Instituto de Ciencias Astronomicas, de la Tierra y del Espacio ICATE),\nR. Rebolo, M. Serra(The Instituto de Astrofisica de Canarias),\nD. Buckley(South African Astronomical Observatory),\nO.A. Gres, N.M. Budnev, O.Ershova (Irkutsk State University, API),\nV. Yurkov, A. Gabovich, Yu. Sergienko(Blagoveschensk Educational State\nUniversity)\n\nMASTER auto-detection system discovered OT in Swift GRB 191221B (Laha et \nal GCN 26534) error-box\nat coordinates\n\nRA,Dec(2000)=10h 19m 19.24s , -38d 09m 28s.7\n\nwith quick decay  with m_OT=14.4 at 2019-12-21 21:07:33 UT\n\n\n\nThe observation and reduction will be continued. The message may be cited.",
  "circularId": 26537,
  "createdOn": 1576964655000,
  "email": "lipunov@xray.sai.msu.ru",
  "subject": "GRB 191221B: MASTER OT detection",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov@xray.sai.msu.ru>",
  "eventId": "GRB 191221B"
}