2 papers
astro-ph.HE2026
NLTE Spectral Modelling of the Nearby Stripped-Envelope Supernova 2024ehs
Wilmer Sand Hellman, Seán J. Brennan, Stan Bartmentloo +7
We present a detailed study of the Type IIb supernova 2024ehs, discovered in March 2024 in the nearby galaxy NGC 3443 at a distance of Mpc. Using photometric and spec…
astro-ph.HE2026
JWST observations of SN 2024abup: First Detection of CO in a broad-lined Type Ic Supernova and Constraints on r-process Nucleosynthesis
Manisha Shrestha, Lindsey A. Kwok, David J. Sand +42
SN 2024abup is a nearby broad-lined Type Ic supernova (SN Ic-bl) in NGC 0681 at a distance of 23.3 \pm 1.6 Mpc. As energetic explosions of massive stars, SNe Ic-bl are considered a…