Sigma Cap
HIP 100195; Sigma Cap; 7 Cap
DoubleStar
Capricornus
(Cap)
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.28
Spectral Type
K3II
Star Color
Red
(B-V 1.40)
Distance
130 ly
Position & Identifiers
RA
20h 19m 23.6s
Dec
-19° 07' 07.0"
Constellation
Capricornus
(Cap)
HR
7761
HIP
100195
Bayer
Sigma
Flamsteed
7 Cap
Double Cat
13675
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Visibility
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Multiple Star System
Separation
56.0″
Companion Mag
9.4
Position Angle
180°
Star Colors
A: Red
Discoverer
H 5 87
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 56.0″ · PA: 180° · N up, E left
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 2.3″
Size Comparison
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Spectral Classification
Hertzsprung-Russell Diagram
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Blackbody Spectrum
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