TITLE: GCN CIRCULAR NUMBER: 40732 SUBJECT: GRID detection of GRB 250612C DATE: 25/06/15 16:40:18 GMT FROM: GRID Student Team at Tsinghua University Zirui Yang, Longhao Li and Chenyu Wang report on behalf of the GRID Collaboration: GRID-11B reports the detection of the GRB 250612C, which was also detected by Fermi/GBM (GCN Circular 40704) and SVOM/GRM (GCN Circular 40708). The event was triggered with GRID on 2024-06-12 at 14:53:16 UTC. The measured burst duration (T90) is approximately 2.6 ± 0.9 seconds. The GRID light curve of this event can be found at https://mirrors.tuna.tsinghua.edu.cn/GRID/data/GRID-GCN/GRB250612C/GRID_GRB250612C_ltcv.pdf. GRID is a student-led project to monitor the transient gamma-ray sky with multiple detectors onboard different nanosatellites in the era of multi-messenger astronomy. For more information about GRID, please refer to the following references: https://doi.org/10.1007/s10686-019-09636-w and https://doi.org/10.1007/s10686-021-09819-4.