sdapy.models.arnett_tail.joint_fit_taum_t0

sdapy.models.arnett_tail.joint_fit_taum_t0(times, mni, taum, t0, ts, texp=None)

for the full range, Arnett_fit_taum fit + tail_fit_t0 fit, with ts as free parameter

Parameters

timearray

Independent values.

m_nifloat

Arnett model parameter, Nickel mass, unit in solar mass.

taumfloat

Arnett model parameter, characteristic time, unit in days, decided by ejecta mass and kinetic enegies.

t0float

Tail model parameter, characteristic time, unit in days, decided by ejecta mass and kinetic enegies.

tsfloat

boundary between Arnett model and tail model

texpfloat

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