Download Page for SPECTRUM

Linux/UNIX distribution:

spectrum v2.76h
Version 2.76h corrects an opacity calculation error that led to the occurrence of a spurious opacity edge near 3216A. Please upgrade to this version from all previous versions (July 17, 2017)

Auxiliary X-Windows programs for Spectrum
Documentation for Auxiliary programs

Line lists

Line list file:  3000 - 6800 Angstroms:


Near Infrared Line List File:  6800 - 10,000 Angstroms:


Infrared Line List File:  1 - 4 microns

UV line list for luke-warm stars:

Isotope-compatible line lists. Can be used only with v2.75 and above:

lukeall2.iso.lst.gz -- 900A - 4 microns

MS Windows binaries

Binaries for SPECTRUM and Auxiliary programs to run on the DOS command line

A Visual Basic Shell to run the above Windows binaries from a GUI