The structure and variability of H-alpha emission in early-type supergiants

• 1 April 1982
• journal article
• Published by American Astronomical Society in The Astrophysical Journal Supplement Series
• Vol. 48, 399-413
• https://doi.org/10.1086/190783

Abstract

Keywords

• EARLY STARS
• H ALPHA LINE
• H BETA LINE
• PERIODIC VARIATIONS
• SPECTRAL LINE WIDTH
• STELLAR MASS EJECTION
• SUPERGIANT STARS
• ABSORPTION SPECTRA
• B STARS
• O STARS
• STELLAR LUMINOSITY
• STELLAR WINDS
• VELOCITY DISTRIBUTION