heasoft

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. FITSIO: Core library responsible for reading and writing FITS files. fv: General FITS file browser/editor/plotter with a graphical user interface. XSTAR: Tool for calculating the physical conditions and emission spectra of photoionized gases