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:

luke.lst.gz


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

luke.nir.lst.gz

Infrared Line List File:  1 - 4 microns

luke.ir.gz

UV line list for luke-warm stars:
lukeuv.lst.gz

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

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

MS Windows binaries


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

spectrum276e.zip

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

spectrum101.zip