Eta Cap
HIP 104019; Eta Cap; 22 Cap
DoubleStar
Capricornus
(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
Capricornus
(Cap)
HR
8060
HIP
104019
Bayer
Eta
Flamsteed
22 Cap
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
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
Querying VizieR for stellar data…
Compare Stars
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
Loading HR diagram…
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Fusion
Light Travel Time Machine
Relativistic Travel
Survey Image
Loading survey image…