HIP 20765
HIP 20765
DoubleStar
Eri
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
6.11
Spectral Type
A2
Star Color
White
(B-V 0.14)
Distance
172 ly
Position & Identifiers
RA
04h 26m 57.0s
Dec
-24° 04' 53.0"
Constellation
Eri
HR
1410
HIP
20765
Double Cat
3230
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Visibility
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Multiple Star System
Separation
0.4″
Companion Mag
7.1
Position Angle
168°
Star Colors
A: White
B: Yellow-white
Discoverer
BU 311
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.4″ · PA: 168° · 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 Fusion
Stellar Notes
6.8 A2, 7.0, 175.7y, a = 1.250".
Survey Image
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