Sahu, D. K; Anupama, G. C; Anto, P; Gurugubelli, U. K
(Cambridge University Press, 2013-01)
UBVRI photometry and medium resolution spectroscopy of two Type Ia supernovae, SN 2009an and SN 2009ig, are presented. Their Δm15(B) indicate these two SNe marginally deviate from “normal” Type Ia events. Spectroscopically, ...