A Linear Relation Between the Color Stretch $s_{BV}$ and the Rising Color Slope $s_0^{\ast }(B-V)$ of Type Ia Supernovae

Ping Chen, Subo Dong, Chris Ashall +34

Using data from the Complete Nearby ($z_{host}<0.02$) sample of Type Ia Supernovae (CNIa0.02), we discover a linear relation between two parameters derived from the $B-V$ color cur…