16 Vul

HIP 98636; 16 Vul DoubleStar Vul Visible Level 5 Expert level - Requires steady seeing

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Physical Properties

Magnitude 5.22

Spectral Type F2III

Star Color Yellow-white (B-V 0.36)

Distance 815.4 ly

Position & Identifiers

RA 20h 02m 01.4s

Dec +24° 56' 17.0"

Constellation Vul

HR 7657

HIP 98636

Flamsteed 16 Vul

Double Cat 13277

Visibility

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Multiple Star System

Separation 0.7″

Companion Mag 6.2

Position Angle 128°

Star Colors A: Yellow-white B: Yellow

Discoverer STT 395

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 0.7″ · PA: 128° · 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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