gabs, zgabs: gaussian absorption line
A gaussian absorption line as a multiplicative model. The zgabs
variant includes redshift as a parameter.
where:
par1 |
, line energy in keV. |
par2 |
, line width (sigma) in keV. |
par3 |
, line depth in keV. The optical depth at line center is par3/par2/ . |
For zgabs the corresponding formula is:
where:
par1 |
, line energy in keV. |
par2 |
, line width (sigma) in keV. |
par3 |
, line depth in keV. The optical depth at line center is
par3/par2/ . |
par4 |
, redshift |