{
  "bibcode": "2020GCN.26660....1L",
  "body": "MASTER-SAAO robotic telescope  (Global MASTER-Net: \nhttp://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, \nvol. 2010, 30L)  located in South Africa (South African Astronomical \nObservatory) was pointed to the Swift GRB200107.81 (trigger No 948219,07h \n08m 15.74s , -83d 42m 56.5s, R=0.05) errorbox  18 sec after notice time \nand 69 sec after trigger time at 2020-01-07 19:27:38 UT, with upper limit \nup to  17.7 mag. The observations began at zenith distance = 54 deg. The \nsun  altitude  is -18.0 deg.\n\nWe detect a new optical transient at a position \nRa=07h 07m 37.58s\nDec= -83� 43' 07.0\"\nMag=17.2",
  "circularId": 26660,
  "createdOn": 1578427977000,
  "email": "lipunov@xray.sai.msu.ru",
  "subject": "Swift GRB200107.81: Global MASTER-Net OT detection",
  "submitter": "Vladimir Lipunov at Moscow State U/Krylov Obs  <lipunov@xray.sai.msu.ru>",
  "eventId": "GRB 200107.81"
}