TITLE: GCN CIRCULAR NUMBER: 35001 SUBJECT: GRB 231111A: GMG observation (correction) DATE: 23/11/12 14:40:17 GMT FROM: Rui-Zhi Li at Yunnan Astronomical Observatory, CAS R.-Z. Li, B.-T. Wang, J. Mao, X. Ding, J.-M. Bai (YNAO) report: We observed the field of GRB 231111A (Melandri et al. GCN 34981) by the GMG telescope in Yunnan observatories. The observation began from UT 11:29:03 Nov 12, 2023, about 21.2 hours from the trigger. The preliminary results are shown as ---------------------------------------------------- UT filter mag ---------------------------------------------------- 2023-11-12T11:29:03.291 R 22.2 ± 0.4 ---------------------------------------------------- We apologize for any inconvenience this may have caused.