HIP 20347
HIP 20347
DoubleStar
Eri
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
6.01
Spectral Type
F0IV-V
Star Color
Yellow-white
(B-V 0.35)
Distance
57.2 ly
Position & Identifiers
RA
04h 21m 31.3s
Dec
-25° 43' 42.0"
Constellation
Eri
HR
1374
HIP
20347
Double Cat
3159
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Visibility
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Multiple Star System
Components
4
Component IDs
AB
Separation
0.5″
Companion Mag
6.6
Position Angle
246°
Star Colors
A: Yellow-white
B: Yellow-white
Discoverer
BU 744
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.5″ · PA: 246° · 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
Amp. 0.13V.
AB 6.6 F1V, 6.9 F3V, 76.92y, a = 0.500". Combined mag., color. Component C, 12v at 37" optical; D, 8.25V, +0.57(B-V), | +0.04(U-B), G0 at 45" CPM.
0.019".
Survey Image
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