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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. |
Data Products GuideThe Data Products Guide describes the contents and purpose of each Chandra data product. Detailed information is available for each of the following filetypes: These pages may also be accessed from the tables of data products. This document is a work in progress. For the most up-to-date description of the common Chandra data products, refer to the Introduction to the Data Products thread. Primary ProductsIn March 2002, the data products were rearranged such that all products necessary for most analyses are in the primary directory.
Secondary ProductsIf you are interested in reprocessing your data, you will also need the level 1 files, which are in the secondary directory.
Supporting ProductsThe pipeline-produced supporting products are generally not needed in data analysis. These files are created by intermediate processing steps.
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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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