HIP 102712
HIP 102712
DoubleStar
Cyg
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
6.29
Spectral Type
B8Vnp
Star Color
Blue-white
(B-V -0.07)
Position & Identifiers
RA
20h 48m 42.7s
Dec
+51° 54' 38.0"
Constellation
Cyg
HR
7978
HIP
102712
Double Cat
14336
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Visibility
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Multiple Star System
Separation
4.2″
Companion Mag
8.6
Position Angle
72°
Star Colors
A: Blue-white
B: Yellow-white
Discoverer
STF2732
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 4.2″ · PA: 72° · 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
B8V+A3V. CPM.
Survey Image
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