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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

    Xamin API and Batch Interface
    Access the database with the Xamin application programming interface (API) that can perform all of the same tasks as the UI. You can also use it from your command line.
    Xamin VO Standard APIs
    For the full flexibility of SQL queries to bring complicated query logic directly to the database, you can use our VO APIs. See also tutorials for how to access these APIs in Python.
  • 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

  • Chandra CALDB 4.11.6 installed at the HEASARC (18 Dec 2024)
    The Chandra CalDB 4.11.6 is now installed in and available from the HEASARC CALDB. Chandra 4.11.6 was released by the CXC on December 17, 2024.
  • NuSTAR Caldb Update (18 Dec 2024)
    The NuSTAR FPM caldb was updated to version 20241216. This release includes a new clock correction file, v195. Please see the release notes for more details.
  • XMMAO (XMM-Newton Accepted Targets) Table (16 Dec 2024)
    The latest version of the table of accepted XMM-Newton targets, updated to include AO-24 results, is now available in both Browse and Xamin.
  • XMM-Newton AO-24 Results Released (12 Dec 2024)
    The list of XMM-Newton observing proposals accepted by the AO-24 Observing Time Allocation Committee is now available.
  • HEAD Fall 2024 newsletter released (9 Dec 2024)
    This newsletter is available now for your reading pleasure at your electronic HEAD newsstand !
  • NuSTAR Caldb Update (26 Nov 2024)
    The NuSTAR FPM caldb was updated to version 20241126. This release includes a new clock correction file, v194. Please see the release notes for more details.
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    Page maintainer: M. F. Corcoran
    HEASARC Home | Observatories | Archive | Calibration | Software | Tools | Students/Teachers/Public

    Last modified: Thursday, 17-Feb-2022 19:35:01 EST

    HEASARC Staff Scientist Position - Applications are now being accepted for a Staff Scientist with significant experience and interest in the technical aspects of astrophysics research, to work in the High Energy Astrophysics Science Archive Research Center (HEASARC) at NASA Goddard Space Flight Center (GSFC) in Greenbelt, MD. Refer to the AAS Job register for full details.


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