Theta Cir
HIP 73129; Theta Cir
DoubleStar
Cir
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
5.11
Range
4.81 - 5.65
Variable Type
Gamma Cassiopeiae (Eruptive Be Star)
Spectral Type
B4Vnpe
Star Color
White
(B-V 0.00)
Position & Identifiers
RA
14h 56m 44.0s
Dec
-62° 46' 51.0"
Constellation
Cir
HR
5551
HIP
73129
Bayer
Theta
Variable ID
The Cir
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Visibility
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Multiple Star System
Separation
0.1″
Companion Mag
5.9
Position Angle
267°
Star Colors
A: White
Discoverer
FIN 372
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
Gamma Cas 5.02 - 5.44V. Amp. 0.03 on time scale 2d reported. H alpha varies.
Sco-Cen assoc.
H alpha variable.
Survey Image
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