Kappa Cen
HIP 73334; Kappa Cen
DoubleStar
Cen
Visible
Level 4
Large telescope (10"+) - Requires steady seeing
Physical Properties
Magnitude
3.13
Spectral Type
B2 IV
Star Color
Blue
(B-V -0.20)
Distance
381.4 ly
Position & Identifiers
RA
14h 59m 09.7s
Dec
-42° 06' 15.0"
Constellation
Cen
HR
5576
HIP
73334
Bayer
Kappa
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Visibility
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Multiple Star System
Separation
4.0″
Companion Mag
11.5
Companion Sp
B3V
Position Angle
83°
Star Colors
A: Blue
B: Blue
Discoverer
I 1260
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 4.0″ · PA: 83° · N up, E left
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″
Size Comparison
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Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
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Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Notes
2.9 - 2.95B.
Sco-Cen assoc.; certain member of the Sco-Cen cluster; upper Cen group of Sco-Cen assoc.; member of Pleiades group.
Survey Image
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