Multi-wavelength study of EP250416a / GRB 250416C: An Optically Dark Long GRB with a Late Jet Break

Guoying Zhao, Duo-Le Cao, Rong-Feng Shen +29

We present multi-wavelength study of the ${\hat{I}}^3$/X-ray transient EP250416a (also designated GRB 250416C), triggered by the Einstein Probe (EP) Wide-field X-ray Telescope and also by S…