Angetenar
HIP 13288; Tau2 Eri; 2 Eri
HIP 13288; Tau2 Eri; 2 Eri
DoubleStar
Eri
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
4.75
Spectral Type
K0III
Star Color
Orange
(B-V 0.91)
Distance
105.2 ly
Position & Identifiers
RA
02h 51m 02.3s
Dec
-21° 00' 15.0"
Constellation
Eri
HR
850
HIP
13288
Bayer
Tau2
Flamsteed
2 Eri
Double Cat
2179
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Visibility
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Multiple Star System
Separation
49.6″
Companion Mag
15.0
Position Angle
127°
Star Colors
A: Orange
Discoverer
SEE 20
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 49.6″ · PA: 127° · N up, E left
Resolved · 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
Angetenar; Al Anchat al Nahr; Anchat.
Survey Image
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