PS Vul

HIP 97091 DoubleStar Vul Visible Level 5 Expert level - Requires steady seeing

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Physical Properties

Magnitude 6.28

Spectral Type B7V+G1:III

Star Color Orange (B-V 1.10)

Position & Identifiers

RA 19h 43m 55.9s

Dec +27° 08' 08.0"

Constellation Vul

HR 7508

HIP 97091

Variable ID PS Vul

Double Cat 12850

Visibility

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Multiple Star System

Separation 0.4″

Companion Mag 7.9

Companion Sp G1III

Position Angle 282°

Star Colors A: Orange B: Yellow

Discoverer BU 658

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 0.4″ · PA: 282° · 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

Variable Star

E? Amp. 0.076V.

Spectral

Also classified G4III+B6 and K0+A0; cool component K3II.

Dynamical

0.004".

Survey Image

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