Mu Ser

HIP 77516; Mu Ser; 32 Ser DoubleStar Ser Visible Level 5 Expert level - Requires steady seeing

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Physical Properties

Magnitude 3.53

Spectral Type B9.5III

Star Color Blue-white (B-V -0.04)

Distance 169.5 ly

Position & Identifiers

RA 15h 49m 37.2s

Dec -03° 25' 49.0"

Constellation Ser

HR 5881

HIP 77516

Bayer Mu

Flamsteed 32 Ser

Visibility

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Multiple Star System

Separation 0.5″

Companion Mag 5.4

Position Angle 309°

Star Colors A: Blue-white B: Yellow-white

Discoverer CHR 259

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 0.5″ · PA: 309° · 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

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