4 Lyn

HIP 30272; 4 Lyn DoubleStar Lyn Visible Level 5 Expert level - Requires steady seeing

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Physical Properties

Magnitude 5.94

Spectral Type A3V

Distance 652.3 ly

Position & Identifiers

RA 06h 22m 03.6s

Dec +59° 22' 20.0"

Constellation Lyn

HR 2257

HIP 30272

Flamsteed 4 Lyn

Double Cat 4950

Visibility

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Multiple Star System

Components 5

Component IDs AB

Separation 0.7″

Companion Mag 7.7

Position Angle 154°

Discoverer STF 881

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 0.7″ · PA: 154° · N up, E left

Unresolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″

Size Comparison

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Stellar Lifecycle

Spectral Classification

Blackbody Spectrum

Stellar Absorption Spectrum

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

Stellar Notes

Double Star

AB binary. C, 12.9v at 26". D, 11.0 at 100". AE magnitude difference 6.24V, sep. 70".

Survey Image

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