1 Einstein Drive
Princeton, NJ 08540, USA
HEAsoft is a Unified Release of the FTOOLS and XANADU Software Packages:
XANADU - High-level, multi-mission tasks for X-ray astronomical spectral, timing, and imaging data analysis
FTOOLS - General and mission-specific tools to manipulate FITS files
The following initialization procedure will need to be conducted for you to use HEAsoft:
Under tcsh
setenv LHEASOFT /usr/local/lheasoft/Linux_2.2_i686
source $LHEASOFT/BUILD_DIR/lhea-init.csh
Under bash
export LHEASOFT=/usr/local/lheasoft/Linux_2.2_i686
. $LHEASOFT/BUILD_DIR/lhea-init.sh
Please see http://heasarc.gsfc.nasa.gov/docs/software/lheasoft/ for more information. There are links to user documentation at the bottom of this page.