Iota Oct

HIP 63031; Iota Oct DoubleStar Oct Visible Level 5 Expert level - Requires steady seeing

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Physical Properties

Magnitude 5.46

Spectral Type K0III

Star Color Orange (B-V 1.02)

Position & Identifiers

RA 12h 54m 58.6s

Dec -85° 07' 24.0"

Constellation Oct

HR 4870

HIP 63031

Bayer Iota

Visibility

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Multiple Star System

Separation 0.7″

Companion Mag 6.9

Companion Sp F8

Position Angle 240°

Star Colors A: Orange B: Yellow

Discoverer RST2819

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 0.7″ · PA: 240° · 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

Double Star

Equal components.

Survey Image

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