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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 for each mission 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

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

Latest News Viewing tool updated (28 Sep 2016) Support for NICER has been added, and support for Hitomi has been removed. NuSTAR CALDB Update (23 Sep 2016) The NuSTAR CALibration DataBase was updated on August 30, 2016 (CALDB version 20160922). This updates the NuSTAR clock correction file to version 61, valid through 2016-09-22. Reminder: Deadline for Swift Cycle 13 Proposals Is Very Near: September 23, 4:30pm EDT (21 Sep 2016) For details on the Swift Cycle 13 program elements and how to submit proposals, please see the Swift Cycle 13 information page at the above link and the Swift Cycle 13 FAQ page. VLA Orion Nebula Cluster Compact Source Catalog (21 Sep 2016) A deep cm-wavelength catalog of 556 compact sources found in a 30-hr Jansky Very Large Array observation of the Orion Nebula Cluster (from Forbrich et al. 2016, ApJ, 822, 93) is now available in Browse and Xamin. Fermi Science Analysis Environment Source package Updated Mac OS X El Capitan (20 Sep 2016) The FSSC is pleased to announce the availability of a version of the Fermi Science Tools that can be built from source on Darwin 15.6 (el Capitan). This release is only for users with problems using the binary version of the tools on el Capitan. Note that this version of the tools does not support the ROOT or gtburst software. The source code package can be found here. Swift CALDB Data updated (20 Sep 2016) A new Swift clock correction file has been added to the Swift SC Caldb (CALDB update version 20160908) [What is this?]