TITLE:   GCN CIRCULAR
NUMBER:  45785
SUBJECT: The EP-WXT trigger 01709320790 is likely a flaring star
DATE:    26/09/29 15:51:03 GMT
FROM:    EP Team at NAOC/CAS <ep_ta@bao.ac.cn>

Y. Wang (PMO, CAS; UCB), M. J. Liu (NAO, CAS), H. W. Peng (THU), H. W. Pan (NAO, CAS) on behalf of the Einstein Probe (EP) team:

The EP-WXT trigger 01709320790 at the time of 2026-09-29T14:56:13, is likely a stellar flare associated with BD-03 5579. The estimated flux of the flare is around 4.0x10^-11 erg/s/cm^2 in 0.5-4.0 keV, corresponding to an X-ray luminosity of around 1.3x10^31 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).