The suffix notation indicates the spectrum displays a mild underabundance of iron for a star of its type .
The primary is a red giant of spectral type K3 - IIIb Fe - 0.5 , a star that has used up its core hydrogen and is expanding .
The suffix notation indicates the spectrum displays a mild underabundance of iron for a star of its type .
The primary is a red giant of spectral type K3 - IIIb Fe - 0.5 , a star that has used up its core hydrogen and is expanding .