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HIP 88859

HIP 88859 DoubleStar Ara Visible Level 3 Medium telescope (6-8") - Requires steady seeing
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Physical Properties

Magnitude 6.15
Spectral Type B7-8II
Star Color Blue-white (B-V -0.08)

Position & Identifiers

RA 18h 08m 30.1s
Dec -45° 46' 02.0"
Constellation Ara
HR 6759
HIP 88859

Visibility

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Multiple Star System

Separation 4.3″
Companion Mag 9.6
Position Angle 258°
Star Colors A: Blue-white B: Yellow
Discoverer HJ 5015

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E 258° A (6.2) B (9.6)

Sep: 4.3″ · PA: 258° · N up, E left

Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 2.3″

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Spectral Classification

Hertzsprung-Russell Diagram

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Stellar Absorption Spectrum

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Stellar Notes

Component B, B9V, optical?

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