{
  "body": "Andreas Betz, Riley Patlak, WeiKang Zheng and Alex Filippenko\n\n(UC Berkeley) report on behalf of the KAIT GRB team:\n\n\nWe observed the field of EP250812a (Zhang et al., GCN 41327)\n\nwith the 1-m Nickel telescope located at Lick observatory,\n\nCalifornia. Observations were performed in the R band with\n\n600s x 5 exposures. In our coadd image, we do not detect the\n\noptical counterpart (Xin et al., GCN 41340; Ducoin et al.,\n\nGCN 41342) with an upper limit of R > 20.7 (Vega) at a\n\nmid-time of 23.8 hours after the trigger.\n",
  "createdOn": 1755109082236,
  "eventId": "EP250812a",
  "submitter": "Weikang Zheng at UC Berkeley <weikang@berkeley.edu>",
  "circularId": 41349,
  "subject": "EP250812a: Nickel optical upper limit",
  "submittedHow": "email",
  "bibcode": "2025GCN.41349....1B"
}