17 Cyg
HIP 97295; 17 Cyg
DoubleStar
Cyg
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
4.99
Spectral Type
F7V
Star Color
Yellow
(B-V 0.47)
Distance
66.6 ly
Position & Identifiers
RA
19h 46m 25.6s
Dec
+33° 43' 40.0"
Constellation
Cyg
HR
7534
HIP
97295
Flamsteed
17 Cyg
Double Cat
12913
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
26.1″
Companion Mag
9.2
Companion Sp
K0
Position Angle
68°
Star Colors
A: Yellow
B: Orange
Discoverer
STF2580
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 26.1″ · PA: 68° · 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
ADS 12913B, 8.55 - 8.60V; difference between components varies from 1.9 to 3.3p.
AB binary. B is dK6. Component C, optical. ADS 12913AB and ADS 12889 (9.2, 9.4 dK5 sep. 3") at 792" are CPM and have | same RV and parallax. ADS 12889, 259y, a = 2.27", mean mass 0.6 solar.
0.042".
Survey Image
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