Equation of State in Stellar Astrophysics
SAHA-S project

Description of data in SAHA-S7 tables

Each line of SAHA-S7 tables contains the following variables:

X

mass fraction of hydrogen

Z

mass fraction of elements heavier than helium

lg(T)

logarithm10 of temperature [K]

ρ

density, in g/cm3

lg(Qs)

logarithm10 of Qs; Qs =ρ/(T6)2.25, T6=T/106

Pgas

pressure, in dyne/cm2 [*]

χTgas

(∂lnPgas/∂lnT)|ρ [*]

χρgas

(∂lnPgas/∂lnρ)|T [*]

CVgas

heat capacity, erg/(g*K) [*]

Γ1gas

adiabatic exponent [*]

ln(Ne)

natural logarithm of electron concentration Ne [cm-3]

 

[*] The values do not include contribution from radiation.