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

Supported Missions: Missions and Instruments which use the HEASARC CALDB

    Find out who's using the CALDB
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
Latest News

  • NuSTAR CALDB Update (20 Mar 2015)
    The NuSTAR CALibration DataBase was updated on March 20, 2015 (CALDB version 20150316). This updates the fpm gain and the NuSTAR clock correction file.
  • Chandra CALDB 4.6.7 installed at the HEASARC (26 Feb 2015)
    CalDB 4.6.7 is now installed and available at the HEASARC. Chandra 4.6.7 was released on February 23, 2015. Note that this release requires CIAO 4.3 or higher...
  • NuSTAR CALDB Update (23 Jan 2015)
    The NuSTAR CALibration DataBase was updated on January 23, 2015 (CALDB version 20150123). This updates the NuSTAR clock correction file to version 44, valid up to 2015-01-23.
  • General CALDB updated (17 Jan 2015)
    Update 17 Jan 2015: added new leap second (01 July 2015) into leapsec_010715.fits file.
  • +RSS... [What???]

    +Caldb News Archive

    +Caldb Mail Archives

    Page author: Michael F. Corcoran
    Last updated: Thursday, 04-Nov-2010 12:33:01 EDT.

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    Last modified: Thursday, 04-Nov-2010 12:33:01 EDT