K-type main-sequence star

K-type main-sequence star
Sigma Draconis, officially named Alsafi, is a K-type main-sequence star.
Characteristics
TypeClass of medium-small main sequence star
Mass range0.60–0.86 M
Temperature3,930–5,270 K
Average luminosity0.079–0.47 L
External links
Media category
Q863936


A K-type main-sequence star is a main-sequence (core hydrogen-burning) star of spectral type K. The spectral luminosity class is V. These stars are intermediate in size between red dwarfs and yellow dwarfs, hence the term orange dwarfs often applied to this type.