{
  "circularId": 46228,
  "eventId": "GRB 261110A",
  "submitter": "Alexander Moskvitin at SAO RAS <mosk@sao.ru>",
  "body": "A. Moskvitin (SAO), V. Rumyantsev (CrAO), A. Pozanenko (IKI),\nA. Volnova (IKI), N. Pankov (IKI), O. Spiridonova (SAO) report\non behalf of IKI GRB-FuN and SAO GRB follow-up team.\n\nWe observed the field of the SVOM GRB 261110A (Wang et al., GCN 46215)\nwith the Shajn 2.6-meter telescope (ZTSh) of the Crimean Astrophysical\nObservatory (CrAO) on November 10 and obtained two series in R band\n(t_mid - T0 = 6.12 and 10.81 hours respectively).\n\nThe afterglow  (Wu et al., GCN 46218; Li et al., GCN 46219; Moskvitin\net al., GCN 46220; Angulo et al., GCN 46223) is clearly detected\nin stacked images of the two epochs with the following parameters.\n\nDate       UT start  t-T0     Exp,    Filter Obj      Err   UL\n                     (mid, d) (n*s)                         (3sigma)\n2026-11-10 17:51:58 0.25498    5*120  R      22.30 +/- 0.10  23.7\n2026-11-10 21:43:16 0.45050   53*120  R     22.80 +/- 0.09  24.3\n\nThe photometry (Vega) is preliminary and based on nearby SDSS stars\n(Lupton 2005 transformation) and not corrected for Galactic extinction.\n",
  "subject": "GRB 261110A: CrAO ZTSh optical observations",
  "submittedHow": "email",
  "createdOn": 1794417982839
}