The nature of SN 1997D: low-mass progenitor and weak explosion (2007)
Nikolai Chugai And, Nikolai N. Chugai, Victor P. Utrobin
. We analyzed the spectra and light curve of the peculiar type II-P supernova 1997D to recover ejecta parameters. The optimal hydrodynamical model of SN 1997D, which meets observational constraints...