... package

CIAO is made available by the CXC and can be downloaded from http://cxc.harvard.edu/ciao/download-ciao-reg.html

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... PIMMS

PIMMS is available at http://asc.harvard.edu/toolkit/pimms.jsp

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... APEC

For spectral fitting we use the Astrophysical Plasma Emission Code within the XSPEC environment version 11.3.0; see Smith et al. (2001) for a description of APEC.

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... MAX_LIKELIHOOD

MAX_LIKELIHOOD.PRO is a tool provided by the IDL Astronomy User's Library, see http://idlastro.gsfc.nasa.gov/homepage.html

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... Guide

http://cxc.harvard.edu/proposer/POG/index.html

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... ChaRT

Information on the usage of the Chandra Ray Tracer (ChaRT) can be found at http://cxc.harvard.edu/chart/

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... MARX

The Model of AXAF Response to X-rays (MARX) is provided by the MIT/CXC (see http://space.mit.edu/CXC/MARX/)

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... PSF

See http://www.astro.psu.edu/users/tsujimot/arfcorr.html and Getman et al. (2005) for more information on the procedure.

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