Concept information
Preferred term
Subgiant stars
Definition
- A star with a lower absolute magnitude than a normal giant star of its spectral type. It is a star that has exhausted the hydrogen at its center and is evolving into a red giant. Subgiants are luminosity class IV. (en)
Broader concept
- Evolved stars (en)
Narrower concepts
- A subgiant stars (en)
- B subgiant stars (en)
- F subgiant stars (en)
- G subgiant stars (en)
- K subgiant stars (en)
- M subgiant stars (en)
- O subgiant stars (en)
Entry terms
- Subgiants (en)
URI
http://astrothesaurus.org/uat/1646
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