26 Cyg
Observable Double Star
Good (58/100)
Sep: 41.8", Companion: mag 8.9
HIP 98571; 26 Cyg
DoubleStar
Cyg
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.05
Spectral Type
K1II-III
Star Color
Orange
(B-V 1.11)
Distance
233.0 ly
Position & Identifiers
RA
20h 01m 21.6s
Dec
+50° 06' 17.0"
Constellation
Cyg
HR
7660
HIP
98571
Flamsteed
26 Cyg
Double Cat
13278
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Visibility
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Multiple Star System
Components
5
Component IDs
AB
Separation
41.8″
Companion Mag
8.9
Position Angle
150°
Star Colors
A: Orange
Discoverer
H 5 47
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 41.8″ · PA: 150° · 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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