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HIP 50433

HIP 50433 DoubleStar UMa Visible Level 1 Naked eye / Binoculars - Requires steady seeing
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Physical Properties

Magnitude 6.66
Spectral Type A7m
Star Color Yellow-white (B-V 0.32)
Distance 125.4 ly

Position & Identifiers

RA 10h 17m 50.6s
Dec +71° 03' 38.0"
Constellation UMa
HR 4021
HIP 50433
Double Cat 7705

Visibility

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Multiple Star System

Components 3
Component IDs AB
Separation 16.6″
Companion Mag 7.3
Companion Sp Am
Position Angle 167°
Star Colors A: Yellow-white B: Yellow-white
Discoverer STF1415

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E 167° A (6.7) B (7.3)

Sep: 16.6″ · PA: 167° · 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

AB binary. Both A and B Am stars. vsini both components =<25k/s. B is 7.36V, +0.30(B-V), +0.19(U-B).
K/H/met lines indicate A6/F1/F2, respectively, for component A; A5/F0/F1 for component B.
0.007".

Survey Image

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