65 UMa
HIP 58112; 65 UMa
DoubleStar
UMa
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
6.54
Range
6.52 - 6.61
Period
41.5 hours
Variable Type
Eclipsing Binary (Algol-type)
Spectral Type
A3Vn
Star Color
White
(B-V 0.10)
Distance
1,087 ly
Position & Identifiers
RA
11h 55m 05.7s
Dec
+46° 28' 37.0"
Constellation
UMa
HR
4560
HIP
58112
Flamsteed
65 UMa
Variable ID
DN UMa
Double Cat
8347
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Visibility
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Light Curve
Multiple Star System
Components
4
Component IDs
ABxD
Separation
0.3″
Companion Mag
9.0
Position Angle
358°
Star Colors
A: White
B: White
Discoverer
A 1777
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 Fusion
Stellar Notes
Amp. 0.09B, 0.87d? Uncertain which of components A, B, C of ADS 8347 is the var.
Binary with HR 4561 = ADS 8347D. AB binary 7.2, 9.0 sep. 0.3". ABxC, 8.4 at 4" also binary.
Survey Image
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