B9.5IV ~

Temperature Luminosity
Type Class Value Temperature Details Type Class Details Pecularities Quality
Harvard B 9.5 11000 K Harvard spectral value is 9.5 with class Harvard spectral class B with effective temperature [10000, 30000] ; absorptions [He, H] Yerkes IV Yerkes spectral luminosity with class IV: subgiant ~

COBREX simplification = B9.5 ~

Temperature
Type Class Value Temperature Details Quality
Harvard B 9.5 11000 K Harvard spectral value is 9.5 with class Harvard spectral class B with effective temperature [10000, 30000] ; absorptions [He, H] ~

Ref: An Encoding System to Represent Stellar Spectral Classes in Archival Databases and Catalogs Version 1.4