52 Cyg
HIP 102453; 52 Cyg
DoubleStar
Cyg
Visible
Level 4
Large telescope (10"+) - Requires steady seeing
Physical Properties
Magnitude
4.22
Spectral Type
G9.5III
Star Color
Orange
(B-V 1.05)
Distance
217.4 ly
Position & Identifiers
RA
20h 45m 39.7s
Dec
+30° 43' 11.0"
Constellation
Cyg
HR
7942
HIP
102453
Flamsteed
52 Cyg
Double Cat
14259
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Visibility
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Multiple Star System
Separation
5.8″
Companion Mag
9.5
Position Angle
74°
Star Colors
A: Orange
Discoverer
STF2726
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 5.8″ · PA: 74° · 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
0.020".
Survey Image
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