{
  "bibcode": "2019GCN.24825....1D",
  "body": "A. de Ugarte Postigo (HETH/IAA-CSIC, DARK/NBI), D.B. Malesani \n(DTU Space), K.E. Heintz (U.Iceland), S. Moran (UTU, NOT) report \non behalf of a larger collaboration:\n\nWe observed the field of GRB 190613B (D���Ai et al. GCN 24807, \nBurgess et al. GCN 24808, Beardmore et al. GCN 24812, Bissaldi et \nal. GCN 24814, Marshall et al. GCN 24817, Zheng & Filippenko \nGCN 24818, Ukwatta et al. GCN 24820, Page et al. GCN 24823) \nusing STANCAM, mounted on the 2.5m Nordic Optical Telescope, at \nRoque de los Muchachos Observatory (La Palma, Spain). The \nobservations consisted of 3x300s imaging in R-band and 5x200s in \nz-band. Observations started on 14 June at 2:50 UT (16.05 hr after \nthe burst). The optical counterpart is well detected in both bands at \nan estimated R(Vega) = 21.8+/-0.2 mag, as compared to field stars \nfrom the Nomad catalogue.",
  "circularId": 24825,
  "createdOn": 1560488221000,
  "email": "deugarte@iaa.es",
  "subject": "GRB 190613B: Optical observations from NOT",
  "submitter": "Antonio de Ugarte Postigo at IAA-CSIC  <deugarte@iaa.es>",
  "eventId": "GRB 190613B"
}