{
  "bibcode": "2020GCN.28075....1D",
  "body": "A. DAi (INAF/IASFPA), E. Ambrosi (INAF/IASFPA), V. D'Elia (ASDC) report on behalf of the Swift XRT team. \n\nSwift performed a second observation for the candidate Source 1 present\nin the field of GRB 200709B/HAWC-200907A (Osborne  et al., GCN 28072), \nwith a 3.0 ks exposure between T0+52.6 ks and T0+40.0 ks. Source 1 is still \ndetected at the same flux level and it is therefore unlikely to be the afterglow. \n\nThis circular is an official product of the Swift XRT team.",
  "circularId": 28075,
  "createdOn": 1594404243000,
  "email": "antonino.dai@inaf.it",
  "subject": "GRB 200709B/HAWC-200907A: Swift-XRT further observations",
  "submitter": "Antonino D'Ai at IASF-PA  <antonino.dai@inaf.it>",
  "eventId": "GRB 200709B"
}