V1143 Cyg
Observable Variable Star
Excellent (71/100)
Range: 5.8 - 6.4, Period: 7.6d, Type: EA
HIP 96620
VariableStar
Cyg
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
5.82
Variable Type
Eclipsing Binary (Algol-type)
Spectral Type
F6Va
Star Color
Yellow-white
(B-V 0.44)
Distance
90.6 ly
Position & Identifiers
RA
19h 38m 41.2s
Dec
+54° 58' 26.0"
Constellation
Cyg
HR
7484
HIP
96620
Variable ID
V1143 Cyg
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Visibility
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Comparison Stars for V1143 Cyg (5.8–6.4)
Nearby stable stars for estimating brightness (AAVSO)
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Multiple Star System
Separation
0.0″
Companion Mag
5.5
Position Angle
226°
Star Colors
A: Yellow-white
Discoverer
CIA 13
Eyepiece View
15x
Dawes: 1.9″
TFOV: 3.3°
Realistic = true angular size
Sep: 0.0″ · PA: 226° · 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
EA 5.85 - 6.37V, 7.6407613d.
7.6408d, K 87.1k/s, V0 -15.9k/s, msin3i 1.33, asini 7.70.
Also classified F5V + F5V.
Survey Image
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