TITLE:   GCN CIRCULAR
NUMBER:  32933
SUBJECT: GRB 221110A: GMG upper limit
DATE:    22/11/11 11:22:24 GMT
FROM:    Jirong Mao at Yunnan Obs  <jirongmao_obs@ynao.ac.cn>

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.