Chandra X-Ray Observatory (CXC)

CDA - Data Analysis Links

Data Analysis Links
CDA Status
  • The archive is fully functional.
Reprocessing Status
    Reprocessing IV has been completed in December 2014.
Current Software Releases
  • ASCDSVER: 10.9.2
  • CALDBVER: 4.9.4
Announcements
  • Repro V Begins
    2020-10-26
    The fifth major reprocessing of the archive (Repro V) has started! Details can be found here.
  • Archival Target Names
    2020-09-15
    Details on the replacement of archival "bad" target names can be found here
  • Chandra Footprint Service
    2018-05-14
    The new secure Footprint Service can be found here
  • Past Notices
Data Analysis Links
  • CIAO: For analysis of Chandra observations
  • Caldb: Download the Chandra calibration database by ftp
  • Caldb Release Notes: The release notes for the Chandra calibration database
  • Ephemerides: Quick access to Chandra ephemeris files by ftp
  • AGASC1.5: Access to the Chandra Guide Star Catalog
  • NVO: The US National Virtual Observatory
  • Other Archives and Data Centers

    • HEASARC provides access to a large number of High Energy Astrophysics archives through W3Browse

    • NASA SSDS is NASA's Space Science Data System's depository of Astrophysics data.

    • MAST:HST is the Hubble Space Telescope archive at STScI.

    • IRSA is IPAC's Infra-Red data archive

    • LAMBDA is the Legacy Archive for Microwave Background data at GSFC/NASA.

    • LEDAS is the LEicester Data and Archive Service (UK)

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

Last modified: 2020-04-06

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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:   cxchelp@head.cfa.harvard.edu Smithsonian Institution, Copyright © 1998-2019. All rights reserved.