The Perkins catalog of revised MK types for the cooler stars

• 1 October 1989
• journal article
• Published by American Astronomical Society in The Astrophysical Journal Supplement Series
• Vol. 71, 245-266
• https://doi.org/10.1086/191373

Abstract

Keywords

• ASTRONOMICAL CATALOGS
• LATE STARS
• STELLAR SPECTRA
• CLASSIFICATIONS
• SPECTROGRAMS
• TABLES (DATA)