Saiph

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Saiph, or κ Orionis (kappa Orionis) is the sixth-brightest star in the constellation of Orion.

The name is from the Arabic saif al jabbar, sword of the giant.

Data

right ascension: 05 h 47 m 45.4 s

declination: -09° 40' 11"

visual magnitude: 2.06

colour: (B-V) -0.17

spectral type: B0.5I (blue supergiant; 26,000 kelvin)
distance: 720 +/- 120 light years
diameter: 11 Solar diameters
mass: approximately 15-17 Solar masses

Other names

Harvard Revised (HR) 2004.
Henry Draper (HD) 38771.
Flamsteed: 53 Orionis