{
  "bibcode": "2022GCN.32758....1H",
  "body": "M. Huber, A. Schultz, K. C. Chambers (IfA, Hawaii), K. W. Smith,\nM. Fulton, S. J. Smartt (QUB), T.-W. Chen (Stockholm), M. Nicholl\n(Birmingham), D. R. Young, L. J. Shingles, S. Srivastav, S. Sim (QUB),\nT. de Boer, J. Bulger, J. Fairlamb, C.-C. Lin, T. Lowe, E. Magnier,\nR. J. Wainscoat, H. Gao (IfA), C. Stubbs (Harvard), A. Rest (STScI)\n\nDaily imaging has been acquired (weather permitting) of the optical\ncounterpart of Swift J1913.1+1946 (Dichiara et al., GCN 32632;\nLipunov et al.,GCN 32634), the optical afterglow of GRB 221009A\n(Kennea & Williams, GCN 32635; Veres et al., GCN 32636) with\nPan-STARRS2 since MJD 59863 (2022-10-11).  The following table\nshows the most recent observations.\n\nMJD          filter mag    dmag\n59866.22756  r      20.92  0.05\n59866.22504  i      19.88  0.02\n59866.22371  z      19.21  0.02\n59866.22239  y      18.77  0.03\n\nWe observed an initial fade of approximately 0.9 mags per day in\ni, z and y, slowing to about 0.4 mags per day in these filters\nover the last 2 days.",
  "circularId": 32758,
  "createdOn": 1665783308000,
  "email": "k.w.smith@qub.ac.uk",
  "subject": "GRB 221009A: Pan-STARRS optical photometry",
  "submitter": "Ken Smith at Queen's University Belfast  <k.w.smith@qub.ac.uk>",
  "eventId": "GRB 221009A"
}