Kappa Draconis
Star
Kappa Draconis, Latinized from κ Draconis, is a blue giant star located in the northern circumpolar constellation of Draco. At an apparent magnitude of 3.88, it is barely visible to the naked eye when artificial lighting from cities is present. Wikipedia
Surface temperature: 13,800 K
Magnitude: 3.82
B−V color index: −0.11
Constellation: Draco
Semi-amplitude (K1) (primary): 6.90±0.15 km/s
Surface gravity (log g): 3.5 cgs
U−B color index: −0.61
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