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

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 New and Updated Databases Deleted Databases Data restoration status of all data sets available from the HEASARC Bibliography/archive cross-reference status of HEASARC data sets with ADS-listed publications Science results that used HEASARC data The HEASARC Cookbook - how to find, download, and analyze data Open Archive Policy - find out how you can integrate HEASARC resources into your Web site Documentation for the HEASARC Database System - General description of the database system and a description of the TDAT format used to serialize data and metadata for HEASARC catalogs

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. [What is this?]