07 Nov 2006
CALDB version 3.2.4 has been released. This release contains ACIS time-dependent gain calibration files only. See the How CALDB 3.2.4 Affects Your Analysis section of the CIAO release notes and the CALDB release notes for details.
Download CALDB 3.2.4
31 Jul 2006
New webpage: Effective Area Cross-calibration Results Involving the Chandra X-ray Observatory
This webpage provides a discussion of cross-calibration work relating the Chandra X-ray Observatory to other X-ray missions, particularly XMM-Newton. Much of this webpage was developed in cooperation with the XMM-Newton calibration team.
Welcome Tools & Applications Chandra X-Ray Center Leicester Mirror Site CXC Users' Guide CXC Helpdesk
Analysis Guides Analysis Threads: General Sherpa Chart Why Topics Help Pages (AHELP)
Sherpa Analysis Threads Scripts Sherpa Ahelp Documents Bugs Release Notes Site Map
S-Lang Analysis Threads: General Sherpa Ahelp: S-Lang S-Lang Run Time Library Documents Scripts and Packages Modules
"Watch Out" List Bug List Frequently Asked Questions (FAQ) Manuals Dictionary Chandra Publications
Download CIAO Platform Support Release Notes Analysis Scripts CIAO Web Pages Contributed Software
Data Basics Data Products Guide Data Caveats Reprocessing III Pipeline Processing (SDP) Chandra Archive
2003 October 2002 May 2001 November April January
CALDB ATOMDB ChaRT WebGUIDE The California-Harvard Astrostatistics Collaboration CXO Cross-calibration Page