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physical object > natural object > celestial body > star > late star > weak line star > CN-weak star

CN-weak star comparison table

Subject	is a kind of	has definition
weak line star	late star	Late stars in which the lines of all metals are weakened when compared with normal stars of the same temperature. Also called metal-weak stars.
CN-weak star	weak line star	High-velocity star with both weak metallic lines and weak CN bands.

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