Image Details
Caption: Figure 4.
Comparison of radio upper limits of EP 260321a/SN 2026gzf with other GRBs, FXTs, and Type Ic-BL SNe (S. R. Kulkarni et al. 1998; E. Waxman et al. 1998; A. M. Soderberg et al. 2004, 2006, 2008; M. F. Bietenholz et al. 2009; A. Y. Q. Ho et al. 2020; J. S. Bright et al. 2025; G. P. Srinivasaragavan et al. 2025a). Our upper limits probe lower luminosities compared to all previous events shown.
© 2026. The Author(s). Published by the American Astronomical Society.