V380 Cyg
HIP 97634
DoubleStar
Cyg
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
5.69
Variable Type
Eclipsing Binary (Algol-type)
Spectral Type
B1III+B3V
Star Color
Blue-white
(B-V -0.04)
Position & Identifiers
RA
19h 50m 37.3s
Dec
+40° 35' 59.0"
Constellation
Cyg
HR
7567
HIP
97634
Variable ID
V380 Cyg
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Visibility
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Multiple Star System
Separation
0.1″
Companion Mag
18.1
Position Angle
-1°
Star Colors
A: Blue-white
Discoverer
RAO 517
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.1″ · PA: -1° · 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 5.61 - 5.78V, 12.42612d. Period changes.
12.4256d, K 92.7k/s, V0 -2.9k/s, msin3i 12.9, asini 15.5. Apsidal period about 1490 yrs.
Survey Image
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