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Input Parameter Summary

Here we list the XSTAR parameters in entry order.

prompt string parameter name description
Covering Fraction cfrac Covering Fraction
Temperature temperature Gas Temperature ($10^4 K$)
Constant Pressure Switch lcpres 1=yes, 0=no
Pressure pressure Define model pressure in dynes/cm$^2$
Density density Density in $cm^{-3}$
Spectrum spectrum Define the input spectrum
Spectrum File spectrum_file Name of spectrum file
Spectrum Units spectun 0=energy, 1=photons
Radiation Temperature or Alpha trad keV or unitless ($E^{\alpha}$)
Luminosity rlrad38 Luminosity in $10^{38}$ ergs/s
Column Density column Column density in cm$^{-2}$
log(ionization parameter) rlogxi log($\xi $) (erg cm/s) or log($\Xi $)
Hydrogen abundance habund Hydrogen Abundance relative to Solar
Helium abundance heabund Helium Abundance relative to Solar
Carbon abundance cabund Carbon Abundance relative to Solar
Nitrogen abundance nabund Nitrogen Abundance relative to Solar
Oxygen abundance oabund Oxygen Abundance relative to Solar
Neon abundance neabund Neon Abundance relative to Solar
Magnesium abundance mgabund Magnesium Abundance relative to Solar
Silicon abundance siabund Silicon Abundance relative to Solar
Sulfur abundance sabund Sulfur Abundance relative to Solar
Argon abundance arabund Argon Abundance relative to Solar
Calcium abundance caabund Calcium Abundance relative to Solar
Iron abundance feabund Iron Abundance relative to Solar
Nickel abundance niabund Nickel Abundance relative to Solar
Model Name modelname Name used for identifying this run


next up previous contents
Next: Description of XSTAR Parameters Up: User Input to XSTAR Previous: User Input to XSTAR   Contents
Tim Kallman 2008-02-28