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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

  • Xamin Interfaces
  • Xamin Web InterfaceIntro   
    Our faster and more powerful access to HEASARC data

    Try out our NEW and IMPROVED user interface, now available for beta testing. Please give us feedback to make this your new favorite data browser!

    Xamin API interface
    Access the database with the standard application programming interfaces (APIs), including the flexibility of SQL queries to bring complicated query logic directly to the database. See also tutorials for how to access these APIs in Python.
    Xamin Batch InterfaceDownload   
    Use Xamin from the command line on your machine
  • Browse Interfaces   Tips Archive
  • Browse Mission Interface  
    Our full-featured interface
    Browse Table Index
    Listing of all tables in the HEASARC database
    Browse Correlation of 2 Tables
    Correlation of more than 2 tables is available in Xamin
    Browse Notification Service
    Get notified when new data is available in the archive
    Use Xamin if you wish to monitor any query
    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
  • Argus Proposal/Observation Info
    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
  • Command-Line Downloads
    Describes using our download script as well as wget and curl.

    If there is a published astronomical catalog that you would
    like added to the HEASARC, let us know.

    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

  • Dr. Andrew Ptak named HEASARC Director (21 Sep 2023)
    Dr. Andrew Ptak has been appointed as acting HEASARC Director, taking over from Dr. Alan Smale, who served as HEASARC Director from 2008 until his retirement in August, 2023.
  • Swift SC CALDB updated (18 Sep 2023)
    The Swift SC caldb has been updated to version 20230918 ...
  • NASA Hubble Fellowship Program (NHFP) Now Accepting Applications (18 Sep 2023)
    The NHFP supports promising postdoctoral scientists performing independent research that contributes to NASA Astrophysics. The research may be theoretical, observational, and/or instrumental. The Announcement of Opportunity, which includes detailed program policies and application instructions, is available at the website. The application submission page will be open from September 5 until November 2, 2023.
  • NuSTAR Caldb Update (18 Sep 2023)
    The NuSTAR FPM caldb was updated to version 20230918. This release includes a new clock correction file, v168. Please see the release notes for more details.
  • The end of the critical operation period and the start of commissioning for XRISM (11 Sep 2023)
    JAXA announced the end of the critical operation period, which is the period after the separation of the satellite from the launch vehicle until the satellite can maintain a stable and safe condition. XRISM has entered the commissioning period, which will last about three months to verify the functions of the satellite's onboard equipment.
  • NuSTAR Caldb Update (09 Sep 2023)
    The NuSTAR FPM caldb was updated to version 20230906. This release includes a new clock correction file, v167. Please see the release notes for more details.
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    Last modified: Thursday, 17-Feb-2022 19:35:01 EST

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