Nu Oct

HIP 107089; Nu Oct DoubleStar Oct Visible Level 6 Professional/Research - Requires steady seeing

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Physical Properties

Magnitude 3.76

Spectral Type K1III

Star Color Orange (B-V 1.00)

Distance 69.0 ly

Position & Identifiers

RA 21h 41m 28.5s

Dec -77° 23' 24.0"

Constellation Oct

HR 8254

HIP 107089

Bayer Nu

Visibility

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Multiple Star System

Component IDs *

Separation 0.1″

Position Angle 331°

Star Colors A: Orange

Discoverer BLM 6

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 0.1″ · PA: 331° · 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

A* 3.76 K0III, 2.84y, a = 0.052".

Spectroscopic Binary

1020d, K 8.0k/s, V0 +34.0k/s, asini 103.

Group/Cluster

Wolf 630 group.

Survey Image

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