Theta Hyi
HIP 14131; Theta Hyi
DoubleStar
Hyi
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
5.53
Spectral Type
B3V+A0IV
Star Color
Blue-white
(B-V -0.14)
Distance
31.7 ly
Position & Identifiers
RA
03h 02m 15.4s
Dec
-71° 54' 09.0"
Constellation
Hyi
HR
939
HIP
14131
Bayer
Theta
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Visibility
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Multiple Star System
Separation
0.1″
Companion Mag
6.3
Companion Sp
A0IV
Position Angle
179°
Star Colors
A: Blue-white
B: Blue-white
Discoverer
FIN 360
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.1″ · PA: 179° · 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
Interferometric double, 6.3, 6.3v. Combined mag. and color.
Helium-weak star.
Survey Image
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