Delta Hya

HIP 42313; Delta Hya; 4 Hya DoubleStar Hya Visible Level 5 Expert level - Requires steady seeing

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Physical Properties

Magnitude 4.16

Spectral Type A1Vnn

Star Color White (B-V 0.00)

Distance 98.8 ly

Position & Identifiers

RA 08h 37m 39.4s

Dec +05° 42' 13.0"

Constellation Hya

HR 3410

HIP 42313

Bayer Delta

Flamsteed 4 Hya

Visibility

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Multiple Star System

Separation 2.7″

Companion Mag 10.7

Position Angle 263°

Star Colors A: White

Discoverer DRS 9

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 2.7″ · PA: 263° · N up, E left

At limit · 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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