{
  "bibcode": "2019GCN.23958....1M",
  "body": "E. Mazaeva (IKI), E. Klunko (ISTP), A. Pozanenko (IKI), S. Belkin (IKI), A. Volnova (IKI) report on behalf of IKI-GRB-FuN:\n\nWe continue to observe optical afterglow of GRB 190311A (Troja et al. GCN 23946; Pozanenko et al. GCN 23947; Zhu et al. GCN 23948; Gorbovskoy et al. GCN 23949; Belkin et al. GCN 23951; Mao et al. GCN 23954) with AZT-33IK telescope of Sayan observatory (Mondy) starting on Mar. 11 (UT) 15:11:33 (31 minutes after GRB trigger).\n\nLight curve of the afterglow in R-filter (of the full set of the observations incl. reported earlier in GCNs 23947, 23951) can be found at:\nhttp://grb.rssi.ru/GRB190311A/GRB190311A_LC.png\n\nPhotometry is based on the SDSS-DR12 stars (Lupton transformations)\nSDSS-DR12_id R\nJ140819.68 +532900.1 17.09\nJ140818.11 +532934.7 15.19\nJ140809.64 +533055.9 16.97",
  "circularId": 23958,
  "createdOn": 1552401281000,
  "email": "30.v@mail.ru",
  "subject": "GRB 190311A: Mondy optical observations",
  "submitter": "Elena Mazaeva at IKI, Moscow  <30.v@mail.ru>",
  "eventId": "GRB 190311A"
}