samedi 6 septembre 2008

Cepheus 4

Alpha Cephei

Distance (Light Years) 48.80 ± 0.36
Visual Magnitude 2.45
Color (B-V) 0.22

Names For This Star

The name of this star is derived from the Arabic phrase Al Dhira al Yamin meaning "The Right Arm". This would be apparently the right arm of the king whom the constellation represents.
The name of the star may also be written as "Alderaimin."

Description of the Star

Alderamin is a white A7V main sequence star. From the spectral type a temperature of about 8100 K may be inferred. The star would be probably about 1.5 times larger in diameter than the sun and maybe 9 times more luminous.

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