Eta Cap
HIP 104019; Eta Cap; 22 Cap
DoubleStar
Cap
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
4.84
Spectral Type
A5V
Star Color
Yellow-white
(B-V 0.17)
Distance
59 ly
Position & Identifiers
RA
21h 04m 24.3s
Dec
-19° 51' 18.0"
Constellation
Cap
HR
8060
HIP
104019
Bayer
Eta
Flamsteed
22 Cap
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Visibility
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Multiple Star System
Separation
0.3″
Companion Mag
7.4
Companion Sp
F2V
Position Angle
246°
Star Colors
A: Yellow-white
B: Yellow-white
Discoverer
FIN 328
Size Comparison
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Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
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Blackbody Spectrum
Stellar Absorption Spectrum
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Stellar Fusion
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