Kappa Crucis
Star
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Kappa Crucis is a spectroscopic binary star in the open cluster NGC 4755, which is also known as the Kappa Crucis Cluster or Jewel Box Cluster. Wikipedia
Constellation: Crux
Magnitude: 5.98
Luminosity: 151,000 L☉
Surface temperature: 16,300 K
B−V color index: +0.22
Distance: approx. 7,500 ly; (approx. 2,300 pc)
U−B color index: −0.58