Lambda Col
HIP 27810; Lambda Col
DoubleStar
Col
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
4.87
Variable Type
Ellipsoidal Variable
Spectral Type
B5V
Star Color
Blue-white
(B-V -0.15)
Distance
93.2 ly
Position & Identifiers
RA
05h 53m 06.9s
Dec
-33° 48' 05.0"
Constellation
Col
HR
2056
HIP
27810
Bayer
Lambda
Variable ID
Lam Col
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Visibility
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Multiple Star System
Separation
1.0″
Companion Mag
10.5
Position Angle
198°
Star Colors
A: Blue-white
Discoverer
OUD 2
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 1.0″ · PA: 198° · N up, E left
Unresolved · 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
Ell? 4.85 - 4.92V, 0.03b, 0.640d.
Survey Image
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