10 Persei

10 Persei is a blue supergiant star in the constellation Perseus. Its apparent magnitude is 6.26 although it is slightly variable.
10 Persei is located around distant in the Perseus OB1 stellar association. It lies close to the Double Cluster and is considered a cluster member.
File:V554PerLightCurve.png|thumb|left|A light curve for V554 Persei, plotted from Hipparcos data
In 1999, 10 Persei was given the variable star designation V554 Persei, after being identified as varying in Hipparcos photometry. Its brightness varies by less than a tenth of a magnitude with no clear period.