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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 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

  • VLA 6-GHz Observations of Low-Redshift SDSS QSOs Catalog (27 Apr 2017)
    This catalog of a volume-limited sample of 178 low-redshift (0.2 < z < 0.3) optically selected quasi-stellar objects (QSOs) observed at 6 GHz with the JVLA (from Kellermann et al. 2016, ApJ, 831, 168) is now available in Browse and Xamin.
  • XMM-Newton Slew Survey Source Catalogs (Version 2.0) (27 Apr 2017)
    The updated versions of the XMM-Newton Slew Survey "Clean" and "Full" Source Catalogs containing 29,393 and 72,352 X-ray sources, respectively, detected during spacecraft slews are now available in Browse and Xamin.
  • SOXS added to Astro-Updated (26 Apr 2017)
    SOXS, the "Simulated Observations of X-ray Sources" has been added to the list of software monitored by Astro-Update. The current version of SOXS is 1.0.1
  • XSPEC 12.9.1c,d Patches Released (26 Apr 2017)
    Released April 25, 2017. Patch c fixes the tclout(r) filename command for the case of type II pha files and adds a new tclout margin fractions option. Patch d adds additional attributes to the PyXSPEC Xset.parallel object (to match the options available in standard XSPEC's parallel command) and also adds a new function.
  • UV-Bright Quasar Survey (UVQS) DR1 Catalog (25 Apr 2017)
    This catalog of 3460 redshift ~ 1 AGN candidates based on GALEX UV and WISE near-IR color selection criteria (from Monroe et al. 2016, AJ, 152, 25) is now available in Browse and Xamin.
  • U.S. XMM-Newton GO grant program for AO-16 to open around June 2017 (25 April 2017)
    The GO grant program for AO-16 will open around 2017 June. Eligible PIs will be notified at that time about the grant proposal details.
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