45 Cap

HIP 107302; 45 Cap DoubleStar Cap Visible Level 3 Medium telescope (6-8") - Requires steady seeing

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Physical Properties

Magnitude 5.99

Spectral Type F0V

Star Color Yellow-white (B-V 0.21)

Position & Identifiers

RA 21h 44m 01.0s

Dec -14° 44' 58.0"

Constellation Cap

HR 8302

HIP 107302

Flamsteed 45 Cap

Visibility

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Multiple Star System

Separation 4.2″

Companion Mag 9.5

Position Angle 229°

Star Colors A: Yellow-white B: Orange

Discoverer DRS 68

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 4.2″ · PA: 229° · 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

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

Survey Image

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