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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 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 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 Using our Download Script Using HTTPS If there is a table you'd 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 NuSTAR Caldb Update (27 Jul 2020) The NuSTAR FPM caldb has been updated to version 20200726. This release includes a new clock correction file, v106, using a more accurate estimate of the NuSTAR clock drift. NICER XTI CALDB Updated (27 Jul 2020) The NICER XTI caldb has been updated to version 20200722. This version updates the detector gain, response and effective area of the XTI. Viewing tool updated (24 Jul 2020) The Viewing tool also has been enhanced to accept multiple object names and/or coordinates (separated by semicolons) as input. nH tool updated (22 Jul 2020) The nH tool has been enhanced to accept multiple object names and/or coordinates (separated by semicolons) as input. SPTSZSPSC- South Pole Telescope Sunyaev-Zel'dovich Survey Point Source Catalog (2020) released (22 Jul 2020) The SPTSZSPSC table presents 4845 sources detected by the south Pole Telescope Sunyaev-Zel'dovich Survey, covering 2530 sq. deg and compiling data from 19 fields observed between 2008-2011 in three bands centered at 95, 150, and 220 GHz. These data are available in Browse or Xamin. Chandra CALDB 4.9.2.1 installed at the HEASARC (15 Jul 2020) The Chandra CalDB 4.9.2.1 is now installed and available at the HEASARC. Chandra 4.9.2.1 was released by the CXC on July 9, 2020. Note that CALDB 4.9.2.1 is compatible with CIAO 4.12 and later versions only. [What is this?]