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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 for each mission
    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

  • XSPEC 12.9.0b,c,d Released (01 Sep 2015)
    Patch 12.9.0b fixes an issue with the The (b)vvapec model' patch 12.9.0c fixes a subtle problem when defining linked parameters in models; and patch 12.9.0d fixes a problem in which the lmod command does not work if invoked from an xspec.rc file.
  • Reminder: Swift Cycle 12 proposals are due by September 25, 4:30PM EDT (01 Sep 2015)
    For details on the Swift Cycle 12 program elements and how to submit proposals, see the link above to the Swift Cycle 12 information page and also the Cycle 12 FAQ.
  • M108 (NGC 3556) Chandra Discrete X-Ray Source Catalog (31 Aug 2015)
    This catalog listing the 0.3-7.0 keV properties of 83 discrete sources detected by Chandra in a 60-ks observation of the isolated edge-on spiral galaxy M 108 (from Wang et al. 2003, ApJ, 598, 969) is now available in Browse and Xamin.
  • Scientific mission of Suzaku declared complete (28 Aug 2015)
    JAXA has announced that it is abandoning its heroic effort to recover Suzaku, and declared the mission complete.
  • NGC 1068 Chandra Compact X-Ray Source Catalog (28 Aug 2015)
    This catalog listing the 0.4-5.0 keV properties of 84 compact sources detected by Chandra in a 50-ks observation of the Seyfert 2 galaxy NGC 1068 (from Smith & Wilson 2003, ApJ, 591, 138) is now available in Browse and Xamin.
  • XMM-Newton AO-15 Proposals are Solicited: Due by October 9th (25 Aug 2015)
    The XMM-Newton Call for Observing Proposals, soliciting Guest Observing proposals for the 15th cycle (AO-15) observing program for ESA's X-ray Multi-Mirror Mission (XMM-Newton), has been released by ESA today. This Announcement of Opportunity solicits proposals for observations to be performed during a 12-month period commencing in May 2016.
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    Last modified: Thursday, 16-Jul-2015 14:58:00 EDT

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