A Unified Release of the
The current version of HEAsoft is 6.25
(23 October 2018)
||High-level, multi-mission tasks for X-ray astronomical
spectral, timing, and imaging data analysis
||General and mission-specific tools to manipulate
||Core library responsible for reading and writing FITS files
(distributed with FTOOLS)
||General FITS file browser/editor/plotter with a graphical user
interface (distributed with FTOOLS)
||Tool for calculating the physical conditions and emission spectra
of photoionized gases
Users may download either
the source code for the software and compile the tools themselves,
or download the precompiled executables for
the most widely used computer platforms.
The HEAsoft Release Notes 6.25
give an overview of changes since HEASOFT version 6.24.
For a list of known issues in the latest release, visit the
HEAsoft Known Issues page.
For help installing HEASoft on your system, please visit the appropriate link here:
To receive notices of HEASOFT releases, subscribe to the FTOOLS
Notes mailing list by visiting
HEASOFT Developers Guide:
Basic developers guide for HEASOFT is available online.
PIL Developers Guide:
Developers guide for the Parameter Interface Library is available online.
Xselect Users' Guide v2.4:
Available online and as pdf (256K) and tarred HTML (77K) files.
Xspec Users' Guide:
and as postscript (84K), tarred HTML (544K), and PDF (1.2M) files.
Ximage Users' Guide:
and as postscript (396K), tarred HTML (120K), and LaTeX (88K) files.
Xronos Users' Guide:
and as postscript (392K), tarred HTML (148K), and LaTeX (108K) files.
Previous Release Notes:
FTOOLS HELP DESK
If FTOOLS has been useful in your research, please reference this
site (http://heasarc.gsfc.nasa.gov/ftools) and use the
ASCL reference for HEASoft
[ascl:1408.004] or the
ASCL reference for the original FTOOLs paper
Blackburn, J. K. 1995, in ASP Conf. Ser., Vol. 77, Astronomical
Data Analysis Software and Systems IV, ed. R. A. Shaw, H. E. Payne,
and J. J. E. Hayes (San Francisco: ASP), 367.
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Bryan K. Irby
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