Chandra X-Ray Observatory
	(CXC)

CDA - SPIE Repository

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Data Analysis Links
CDA Status
  • The archive is fully functional.
Reprocessing Status
    Reprocessing IV has been completed in December 2014.
Current Software Releases
  • ASCDSVER: 10.12.2
  • CALDBVER: 4.11.0
What's New
  • Electrical Outage 11/05/21 - 11/06/21
    2021-11-05
    There will be a planned electrical outage Friday, November 5 2021, 5:30PM - Saturday, November 6 2021, 6:00PM EDT. During this time period ChaSeR and other archive interfaces will be unavailable.
  • Electrical Outage on 07/28/21
    2021-07-26
    There will be a planned electrical outage Wednesday, July 28 2021, 8:00PM - 10:00PM EDT. During this time period ChaSeR and other archive interfaces will be unavailable.
  • Downtime on 6/12/21
    2021-06-10
    Due to electrical work, the public interfaces of the Chandra Data Archive will not be available on Saturday 6/12 from 4 AM to 9 PM.
  • Repro V Begins
    2020-10-26
    The fifth major reprocessing of the archive (Repro V) has started! Details can be found here.
  • Past Notices
CXO Papers Repository

The CXO Papers Repository houses technical and academic papers concerning the Chandra mission.


Here is a breakout of major paper categories:


Instruments: these cover the instruments aboard the spacecraft: relevant tabs are ACIS, HRC, HETG, LETG, HRMA, PCAD and EPHIN.
Software: these papers concern Chandra-specific software tools such as CIAO, Sherpa, ChIPS, ChaRT, etc.
Operations: these concern major ongoing efforts in support of the mission, such as the Chandra Bibliography
General Observatory: papers that are listed under four or more tabs are considered "General" Chandra papers.

This page maintained by the Chandra Data Archive (arcops@head.cfa.harvard.edu).

Last modified: 2024-01-31

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