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HIP 31509

HIP 31509 DoubleStar Col Visible Level 1 Naked eye / Binoculars - Requires steady seeing
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Physical Properties

Magnitude 6.35
Spectral Type G0V
Star Color Yellow (B-V 0.48)
Distance 116 ly

Position & Identifiers

RA 06h 35m 54.0s
Dec -36° 05' 20.0"
Constellation Col
HR 2431
HIP 31509

Visibility

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Multiple Star System

Separation 287.2″
Companion Mag 7.3
Companion Sp G1V
Position Angle 129°
Star Colors A: Yellow B: Yellow
Discoverer SHY 185

Eyepiece View

32x Dawes: 1.9″ TFOV: 1.6°
Realistic = true angular size
N E 129° A (6.3) B (7.3)

Sep: 287.2″ · PA: 129° · 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 Fusion

Stellar Notes

6.9 G0V, 7.3 G1V, 29.0y, a = 0.295". Combined mag., color.

Survey Image

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