The HEASARC Calibration Database

Caldb manager: Dr. M. F. Corcoran

The HEASARC's calibration database (CALDB) system stores and indexes datasets associated with the calibration of high energy astronomical instrumentation. The system can be accessed by users and software alike to determine which calibration datasets are available, and which should be used for data reduction and analysis. (Read more...)

User Information

CALDB Location: http://heasarc.gsfc.nasa.gov/FTP/caldb

Supported Missions: Missions and Instruments which use the HEASARC CALDB

    Find out who's using the CALDB

Download and Installation Instructions

    Get your own copy of the CALDB for any supported mission

Remote Access to the HEASARC CALDB

    The easiest way to access calibration data from the HEASARC

CALDB Documentation Library

    CALDB file format definitions, user guides and more. For quick reference, a table listing the CALDB Header Keywords, with brief definitions, is available.

Cross-Calibration Information

    This page contains documents regarding efforts at cross-calibration of X-ray and Gamma-ray instruments.

CALDB Software

    Find out what HEASOFT software interacts with the CALDB.

Installing, Managing or Creating your own CALDB

    Download the HEASARC CALDB and update it, or make your own CALDB

CALDB Personnel

    Who's who at the CALDB (and who was who)

Need Help?

CALDB Mirror

The International Astronomical Consortium for High Energy Calibration

    The IACHEC aims to provide standards for high energy calibration and supervise cross calibration between different missions
Latest News

  • Hitomi HXI CALDB Data Updated (24 Jun 2016)
    The Hitomi HXI CALDB has been updated to include 2 files, ah_hx1_instmap_20140101v002.fits and ah_hx2_instmap_20140101v002.fits, which were inadvertently left out of the June 22 2016 release
  • Hitomi CALDB Data Updated (22 Jun 2016)
    The Hitomi CALDB has been released for the HXI (version 20160606), the SXI (version 20160614), the SGD (version 20160614), Generic Mission (Gen) data (version 20160606) and the SXS (version 20160606)...
  • Suzaku CALDB updated (16 Jun 2016)
    The Suzaku CALDB has been updated for the XIS (update version 20160607) ...
  • NuSTAR CALDB Update (12 May 2016)
    The NuSTAR CALibration DataBase was updated on May 12, 2016 (CALDB version 20160502, corresponding to the internal NuSTAR project release 20160315). This is a patch release, and includes a new CALDB file nuCchu123range20100101v001.fits, which defines how the CHU combinations are split using the nusplitsc FTOOL.
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    +Caldb News Archive

    +Caldb Mail Archives


    Page author: Michael F. Corcoran
    Last updated: Tuesday, 20-May-2014 15:10:44 EDT.

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    Last modified: Tuesday, 20-May-2014 15:10:44 EDT