Spectral Classification of Stars in A Supplement to the Bright Star Catalogue
DOI: 10.1086/423803
Bibcode: 2004ApJS..155..175A
Abt, Helmut A.
United States
Abstract
MK spectral types are given for about 584 stars in A Supplement to the Bright Star Catalogue. These are compared with Hipparcos parallaxes to check the reliability of those classifications. The estimated errors are +/-1.2 subtypes, and 10% of the luminosity classes may be wrong.
2004
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The Astrophysical Journal Supplement Series
Hipparcos
24