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Matching CIAO and CALDB VersionsCIAO 4.1 requires CALDB 4.1 to operate properly. CALDB 4.1 should not be used unless you are running CIAO 4.1. Are your versions mismatched? Update CIAO and CALDB! 03 Nov 2009 A new version of the Contributed Scripts and Modules tarfile has been released; download the updated package from the Scripts page. 02 Oct 2009 CIAO 4.1.2 is not officially supported on the Mac OS X 10.6 (Snow Leopard) platform, but there is a workaround for installing the software in the Unsupported Platforms section of the Platforms page 17 Sep 2009 CALDB has been updated to v4.1.4. Information on the release is available from the CALDB 4.1.4 Release Notes and How CALDB 4.1.4 Affects Your Analysis. |
Grating SpectroscopyIf new calibration has been applied to the event file, the grating spectrum should be re-extracted as well. It is then possible to build grating response files (gARF, gRMF) in order to model and fit the data.
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The Chandra X-Ray
Center (CXC) is operated for NASA by the Smithsonian Astrophysical Observatory. 60 Garden Street, Cambridge, MA 02138 USA. Email: cxcweb@head.cfa.harvard.edu Smithsonian Institution, Copyright © 1998-2004. All rights reserved. |
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