GCN Circular 42510
Subject
The EP-WXT trigger 01709247588 is likely a flaring star
Date
2025-10-29T12:02:08Z (4 days ago)
From
EP Team at NAOC/CAS <ep_ta@bao.ac.cn>
Via
Web form
Author list: J. P. Feng, B. Zhang (USTC), Y. Wang, Y. F. Liang (PMO, CAS), W. D. Zhang (NAO, CAS) on behalf of the Einstein Probe (EP) team:
Content:
The EP-WXT trigger 01709247588 at the time of 2025-10-29T06:43:17 UTC, is likely a stellar flare associated with Emission-line Star--PM J04472+2038. The estimated flux of the flare is around 1.6e-10 erg/s/cm^2 in 0.5-4.0 keV, corresponding to an X-ray luminosity of around 1e31 erg/s.
Launched on January 9, 2024, EP is a space X-ray observatory to monitor the soft X-ray sky with X-ray follow-up capability (Yuan et al. 2022, Handbook of X-ray and Gamma-ray Astrophysics).