11 Ari

HIP 9859; 11 Ari DoubleStar Ari Visible Level 6 Professional/Research - Requires steady seeing

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Physical Properties

Magnitude 6.15

Spectral Type B9IV-Vn

Star Color Blue-white (B-V -0.03)

Position & Identifiers

RA 02h 06m 49.2s

Dec +25° 42' 17.0"

Constellation Ari

HR 615

HIP 9859

Flamsteed 11 Ari

Double Cat 1658

Visibility

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Multiple Star System

Separation 1.8″

Companion Mag 11.5

Position Angle 343°

Star Colors A: Blue-white

Discoverer HO 312

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 1.8″ · PA: 343° · 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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Survey Image

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