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GCN Circular 32933

GRB 221110A: GMG upper limit
2022-11-11T11:22:24Z (2 years ago)
Jirong Mao at Yunnan Obs <>
J. Mao, J.-J. Zhang, and J.-M. Bai (YNAO) report:We observed the field of GRB 221110A (Williams et al. GCN 32925) by the GMG telescope in Yunnan observatories.The observation began from UT 17:06:28 Nov 10, 2022, about 15 hours from the trigger. We could not observe the opticalafterglow down to a magnitude limit of r~20.8.
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