GCN Circular 44940
Subject
GRB 260614A: GECAM-B observation
Event
Date
2026-06-14T16:14:12Z (6 days ago)
From
Xinghao Luo at IHEP <2952704891@qq.com>
Via
Web form
Xing-Hao Luo, Chen-Wei Wang, Shao-Lin Xiong (IHEP) report on behalf of GECAM team:
GECAM-B was triggered on-ground by GRB 260614A, at 2026-06-14T10:06:15.950 UTC (denoted as T0), which is also detected by Fermi/GBM (Fermi GBM team, GCN #44935).
According to the GECAM-B light curves in about 70-6000 keV, this burst mainly consists of multiple pulses with a duration (T90) of 20 +/-6 s.
The GECAM-B light curve can be found here:
https://www.bursthub.cn//admin/static/gecambgrb260614A.png
Gravitational wave high-energy Electromagnetic Counterpart All-sky Monitor (GECAM) mission originally consists of two micro-satellites (GECAM-A and GECAM-B) launched in Dec. 2020. As the third member of GECAM constellation, GECAM-C was launched onboard SATech-01 experimental satellite in July 2022. GECAM mission is funded by the Chinese Academy of Sciences (CAS).