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HIP 55044

HIP 55044 DoubleStar UMa Visible Level 1 Naked eye / Binoculars - Requires steady seeing
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Physical Properties

Magnitude 6.50
Spectral Type F6V+F9V
Star Color Yellow-white (B-V 0.43)
Distance 62.7 ly

Position & Identifiers

RA 11h 16m 04.0s
Dec +52° 46' 23.0"
Constellation UMa
HR 4363
HIP 55044
Double Cat 8108

Visibility

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Multiple Star System

Separation 12.2″
Companion Mag 7.8
Companion Sp F9V
Position Angle 343°
Star Colors A: Yellow-white B: Yellow
Discoverer STF1520

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E 343° A (6.5) B (7.8)

Sep: 12.2″ · PA: 343° · 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.

Stellar Notes

CPM.
Also classified F2, F6V.

Survey Image

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