CALDB Location: https://heasarc.gsfc.nasa.gov/FTP/caldb
Missions and Instruments which use the HEASARC 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.
This page contains documents regarding efforts at cross-calibration of
X-ray and Gamma-ray instruments.
Find out what HEASOFT software interacts with the CALDB.
Creating your own CALDB
Download the HEASARC CALDB and update it, or make your own CALDB
Who's who at the CALDB (and who was who)
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
NuSTAR CALDB Update (15 Aug 2018) The NuSTAR CALibration DataBase was updated on August 15, 2018 (CALDB version 20180814). This updates the NuSTAR clock correction file to version 84, valid through 2018-08-14.
Swift XRT CALDB Data updated (16 Jul 2018)
The Swift XRT Caldb has been updated (CALDB update version 20180710).
The Generic Caldb updated to version 20180713 (13 Jul 2018)
The generic caldb was updated to version 20180713. This was an update of the caldb.indx file to include the solar_geophys_data_v1.fits file and older leapsecond files which were missing from the previous version of the caldb.indx (20160713)
NICER XTI CALDB Updated to Version 20180711 (12 Jul 2018)
The NICER XTI caldb has been updated to version 20180711. Please make sure you're using the most recent version of the caldb.config file in order to access the NICER XTI CALDB data, and that your CALDB environment variable is set to https://heasarc.gsfc.nasa.gov/FTP/caldb to remotely access the HEASARC NICER CALDB.
Swift CALDB Data updated (09 Jul 2018)
The Swift SC clock correction has been updated (CALDB update version 20180709).
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