59 UMa
HIP 56770; 59 UMa
DoubleStar
UMa
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.59
Spectral Type
F2II-III
Star Color
Yellow-white
(B-V 0.33)
Position & Identifiers
RA
11h 38m 20.6s
Dec
+43° 37' 32.0"
Constellation
UMa
HR
4477
HIP
56770
Flamsteed
59 UMa
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Visibility
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Multiple Star System
Separation
528.0″
Companion Mag
15.9
Position Angle
10°
Star Colors
A: Yellow-white
Discoverer
TOK 549
Eyepiece View
15x
Dawes: 1.9″
TFOV: 3.3°
Realistic = true angular size
Sep: 528.0″ · PA: 10° · 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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