Latest News Other Resources Archive Information

Access to the catalogs and astronomical archives of the HEASARC

Select an interface or start using our keyword search tool below.

HEASARC Data Access

  • New Xamin Interfaces
  • Xamin Web InterfaceIntro   
    Our new faster and more powerful access to HEASARC data
    Xamin Batch InterfaceDownload   
    Use Xamin from the command line on your machine
  • Traditional Browse Interfaces   Tips Archive
  • Browse Mission Interface  
    Our traditional full-featured interface
    Browse Keyword Search
    Search-Engine-like query using keywords
    Browse Table Index
    List of all tables in the HEASARC database: if we don't have the one you want, ask us to add it
    Browse Correlation
    Cross-correlation of full tables
    Browse Notification Service
    Get notified when new data is available in the archive
    Browse Batch InterfaceDownload  
    Perl scripts (by default these now query Xamin database)

  • CMB Data
  • CMB Missions and Projects
    Data from space-bourne and suborbital CMB experiments in LAMBDA
  • Specialized forms
  • KML Browse Interface
    Map Browse sources in Google Sky and other KML services
    Chandra FOV Search
    Search for targets within the active fields of view
    Argus Observation Monitor
    Search Browse proposal information for observation details and status
    Swift Data Query
    Search bursts and observations of the Swift mission

  • Direct Access to HEASARC archive directories
  • HTTP or FTP

    Browse Quick form divider

    Other Resources

    • SkyView - An easy-to-use tool that returns digital images of the sky in any waveband from radio through to gamma rays
    • VAO DataScope - Query catalogs and services from the HEASARC and from around the world using a single form
    • Literature - Links to literature search engines and online versions of refereed journals and science magazines

    Archive Information

    Latest News

  • CFITSIO Version 3.41 released (29 Dec 2016)
    Version 3.40 released November, 2016; significant bug fixes and enhancements...
  • XSPEC 12.9.0t, u Released (29 Dec 2016)
    Released November 10, 2016. version "u" restores the apec fix of 12.9.0o that was unintentionally removed in 12.9.0t.
  • PIMMS updated to Version 4.8d (27 Dec 2016)
    Version 4.8d released on December 21, 2016; contains an updated set of Chandra effective area curves, suitable for use for Cycle 19 proposals....
  • NuSTAR CALDB Tar File Updated (27 Dec 2016)
    The tar file produced for the 2016-12-07 NuSTAR CALDB at the HEASARC for the 2016-12-07 was missing some files and so has been re-created. If you had previously downloaded this tar file, please re-download the new tar file (designated goodfiles_nustar_fpm_20161207a.tar.gz or goodfiles_nustar_fpm_clockcor_20161207a.tar.gz for the tar file that only contains the updated clock correction file
  • Hitomi CALDB Data Updated (22 Dec 2016)
    The Hitomi CALDB has been released for the HXI (version 20161122), General Mission (Gen) data (version 20161122), the SXI (version 20161122) and the SXS (version 20161122)...
  • Chandra CALDB 4.7.3 installed at the HEASARC (22 Dec 2016)
    CalDB 4.7.3 is now installed and available at the HEASARC. Chandra 4.7.3 was released by the CXC on December 15, 2016...
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    Last modified: Monday, 19-Dec-2016 09:01:43 EST

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