Lambda Aur
Observable Double Star
Good (45/100)
Sep: 146.6", B, 13.4v at 29". C, 12.1v at 42" and D, optical.
HIP 24813; Lambda Aur; 15 Aur
DoubleStar
Aur
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
4.71
Spectral Type
G1.5IV-VFe-1
Star Color
Yellow
(B-V 0.63)
Distance
49.4 ly
Position & Identifiers
RA
05h 19m 08.5s
Dec
+40° 05' 57.0"
Constellation
Aur
HR
1729
HIP
24813
Bayer
Lambda
Flamsteed
15 Aur
Double Cat
3886
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Visibility
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Multiple Star System
Components
6
Component IDs
AD
Separation
146.6″
Position Angle
349°
Star Colors
A: Yellow
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 146.6″ · PA: 349° · 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
B, 13.4v at 29". C, 12.1v at 42" and D, optical.
Epsilon Ind group.
Survey Image
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