6 Cas
Observable Double Star
Fair (26/100)
Sep: 1.5", Companion: mag 8.0
HIP 117447; 6 Cas
DoubleStar
Cas
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
5.43
Spectral Type
A3Ia
Star Color
Yellow
(B-V 0.67)
Distance
3261.6 ly
Position & Identifiers
RA
23h 48m 50.2s
Dec
+62° 12' 52.0"
Constellation
Cas
HR
9018
HIP
117447
Flamsteed
6 Cas
Variable ID
V566 Cas
Double Cat
17022
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
1.5″
Companion Mag
8.0
Position Angle
194°
Star Colors
A: Yellow
B: Orange
Discoverer
STT 508
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 1.5″ · PA: 194° · N up, E left
Unresolved · 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
Alpha Cyg 5.34 - 5.45V, =>46d.
AB binary. B is cA0.
Cas OB5.
Shell star. Also classified A3eqIa-0.
Period about 30d?
Survey Image
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