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The HEASARC is running nominally. If you are trying to download a lot of data, please consider using the AWS cloud copy of most HEASARC data. As an alternative to locally installing HEASoft, SciServer is an online platform which has the software installed and data available when you login.


Additive Model Components

This and the following sections contain information on specific, installed XSPEC models. The parameters are given as par1, par2, ..., and norm, which is the normalization. Additive models represent sources of emission.



Subsections