{
  "bibcode": "2020GCN.27820....1B",
  "body": "S. Belkin (IKI), A. Novichonok (Petrozavodsk State University, KIAM), A. \nPozanenko (IKI),  E. Mazaeva  (IKI), A. Volnova (IKI), I. Molotov \n(KIAM), Sh. Ehgamberdiev (UBAI) report on behalf of IKI-GRB-FuN:\n\nWe observed Fermi-LAT detected localization area of GRB 200524A (Dirirsa \net al., GCN 27797; see also Pookalil et al., GCN 27809; Capalbi  et al., \nGCN 27811; Gupta et al., GCN 27818) with   Kitab-ISON RC-36  telescope \nstarting on 2020-05-24 (UT) 19:07:41. In a stacked image in Clear filter \n(CR) we marginally detected optical afterglow discovered by ZTF (Ho et \nal., GCN 27799) and confirmed by several observations (Kumar et al. GCN \n27800; (Kumar et al., GCN 27800; Rumyantsev et al., GCN 27802; Sanwal et \nal., GCN 27803; Perley et al., GCN 27805; Kumar et al., GCN 27806; de \nUgarte Postigo et al., GCN 27807; Blazek et al., GCN 27810; Ogawa et \nal., GCN 27813; Izzo, GCN 27817). Preliminary photometry is following\n\nDate,      UT start, t-T0,   Exp., Filter,  OT,   Err., UL\n                     (mid, days)\n2020-05-24 19:07:41  0.60673 60*60 CR       20.48 0.25  21.0\n\nThe photometry is based on nearby USNO-B1.0 stars\nUSNO-B1.0_id R2\n1508-0206198 15.78\n1509-0204466 16.48\n1509-0204434 16.53",
  "circularId": 27820,
  "createdOn": 1590421026000,
  "email": "apozanen@iki.rssi.ru",
  "subject": "GRB 200524A: Kitab observatory afterglow observations",
  "submitter": "Alexei Pozanenko at IKI, Moscow  <apozanen@iki.rssi.ru>",
  "eventId": "GRB 200524A"
}