sdapy.models.arnett_tail.Arnett_fit_Mej_Ek

sdapy.models.arnett_tail.Arnett_fit_Mej_Ek(times, f_ni, Ek, Mej, texp=None, k_opt=None, sntype='Ic')

fit Arnett model with Ek (unit: foe), Mej (unit: solar mass),

as free parameter

Parameters

timearray

Independent values.

f_nifloat

fraction of nickel mass

Mejfloat

ejecta mass (unit: solar mass)

Ekfloat

kinetic energy (unit: foe)

k_optfloat

diffusion opacity

texpfloat

explosion time, time between first light to the peak epoch.