Molecular emission bands in the ultraviolet spectrum of the Red Rectangle star HD 44179.

Sitko, M. L.

Abstract

New observations of the ultraviolet spectrum of HD 44179 are reported. Absorption due to the CO molecule is present in the spectrum, with NCO ≈ 1018 cm-2. Emission due to either CO or a molecule containing C≡C, C≡N, C-C, and C-H bonds (or both) is also present.

1983 The Astrophysical Journal
IUE 33