Delta Gru

HIP 110997; Delta1 Gru

HIP 110997; Delta1 Gru DoubleStar Gru Visible Level 4 Large telescope (10"+) - Requires steady seeing

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Physical Properties

Magnitude 3.97

Spectral Type G6-8III

Star Color Orange (B-V 1.03)

Distance 135.9 ly

Position & Identifiers

RA 22h 29m 16.2s

Dec -43° 29' 44.0"

Constellation Gru

HR 8556

HIP 110997

Bayer Delta1

Visibility

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Multiple Star System

Separation 5.6″

Companion Mag 12.8

Position Angle 228°

Star Colors A: Orange

Discoverer I 1054

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 5.6″ · PA: 228° · N up, E left

Resolved · 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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