Kappa Cru
HIP 62931; Kappa Cru
DoubleStar
Cru
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.90
Spectral Type
B5Ia
Star Color
Yellow-white
(B-V 0.20)
Position & Identifiers
RA
12h 53m 49.1s
Dec
-60° 22' 37.0"
Constellation
Cru
HR
4890
HIP
62931
Bayer
Kappa
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Visibility
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Multiple Star System
Separation
5.5″
Companion Mag
9.6
Position Angle
107°
Star Colors
A: Yellow-white
B: Orange
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 5.5″ · PA: 107° · 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
H alpha emission var.
NGC 4755 #2; Cen OB1.
Survey Image
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