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WW Aur

Observable Variable Star Excellent (71/100)

Range: 5.8 - 6.5, Period: 2.5d, Type: EA

HIP 31173 VariableStar Aur Visible Level 2 Small telescope (4") - Monitor brightness changes
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Physical Properties

Magnitude 5.87
Variable Type Eclipsing Binary (Algol-type)
Spectral Type A3m+A3m:
Star Color White (B-V 0.14)

Position & Identifiers

RA 06h 32m 27.2s
Dec +32° 27' 17.0"
Constellation Aur
HR 2372
HIP 31173
Variable ID WW Aur

Visibility

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Comparison Stars

Nearby stable stars for estimating brightness (AAVSO)

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Multiple Star System

Separation 0.1″
Position Angle -1°
Star Colors A: White
Discoverer RAO 500

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E A (5.9) B (7.9)

Sep: 0.1″ · PA: -1° · 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

EA 5.79 - 6.54V, 2.52501922d. Per. changes. Rot. line apsides per. about 40,000d.
2.5250d, K 115.6k/s, V0 -8.7k/s, msin3i 1.98, asini 4.01. Masses 1.92, 1.90 solar. vsini same for both | components 35k/s.
Also classified A3m: + A3m:

Survey Image

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