Astrophysics (Index)About

weak-line star

(metal weak star)
(star with faint spectral lines compared to its spectral class)

A weak-line star (or metal weak star) is a star with spectral lines fainter than typical for its spectral type. Stars with low metallicity, thus with less of some of the associated absorption lines can fall in this category.


(star type)
Further reading:
https://en.wikipedia.org/wiki/Glossary_of_astronomy#W
https://ui.adsabs.harvard.edu/abs/1958RA......5..323M/abstract

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