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V473 Lyr

Observable Variable Star Good (53/100)

Range: 6.0 - 6.3, Period: 1.5d

HIP 94685 VariableStar Lyr Visible Level 2 Small telescope (4") - Monitor brightness changes
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Physical Properties

Magnitude 6.16
Spectral Type F6Ib-II
Star Color Yellow (B-V 0.61)

Position & Identifiers

RA 19h 15m 59.4s
Dec +27° 55' 37.0"
Constellation Lyr
HR 7308
HIP 94685
Variable ID V473 Lyr

Visibility

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Comparison Stars

Nearby stable stars for estimating brightness (AAVSO)

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Multiple Star System

Separation 15.1″
Companion Mag 14.9
Position Angle 45°
Star Colors A: Yellow
Discoverer EVS 41

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E 45° A (6.2) B (14.9)

Sep: 15.1″ · PA: 45° · 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

Delta Cep 5.99 - 6.35, 1.49078 or 1.49107d. Period variable. Also 1178.5 and 2655d. Amp. variable in 1063.5d. | If Pop. I, shortest known classical Cepheid in Galaxy.
1.49107d.

Survey Image

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