Cite
 

Spectral Classes for Main Sequence Stars

Characteristics of Spectral Classes for Main Sequence Stars
ClassColorSurface TemperatureStrong Lines
Oblue-white35,000ionized helium
Bblue-white21,000helium
Awhite10,000hydrogen
Fcreamy7,000ionized calcium
Gyellow6,000calcium
Korange4,500titanium oxide
Mred3,000titanium oxide

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.

See more Encyclopedia articles on: Astronomy: General

Browse by Subject