Last modified: December 2018

URL: http://cxc.harvard.edu/sherpa/ahelp/xscompls.html
AHELP for CIAO 4.11 Sherpa v1

xscompls

Context: models

Synopsis

The XSPEC compLS model: Comptonization, Lamb & Sanford.

Syntax

xscompls

The xscompls model is an additive model component.

Description

The model is described at [1] .


Example

>>> create_model_component("xscompls", "mdl")
>>> print(mdl)

Create a component of the xscompls model and display its default parameters. The output is:

mdl
   Param        Type          Value          Min          Max      Units
   -----        ----          -----          ---          ---      -----
   mdl.kT       thawed            2         0.01           10        keV
   mdl.tau      thawed           10        0.001          100           
   mdl.norm     thawed            1            0        1e+24           

ATTRIBUTES

The attributes for this object are:

kT

The blackbody temperature, in keV.

tau

The optical depth of the plasma.

norm

The model normalization.

References

XSPEC version

CIAO 4.11 comes with support for version 12.10.0e of the XSPEC models. This can be checked with the following:

% python -c 'from sherpa.astro import xspec;
print(xspec.get_xsversion())'
12.10.0e

Bugs

See the bugs pages on the Sherpa website for an up-to-date listing of known bugs.