V831 Cen
HIP 64425
Star
Cen
Visible
Level 2
Small telescope (4")
Physical Properties
Magnitude
4.60
Range
4.49 - 4.66
Period
15.4 hours
Variable Type
Eclipsing Binary (W UMa-type)
Spectral Type
B8V
Star Color
Blue-white
(B-V -0.08)
Distance
233 ly
Position & Identifiers
RA
13h 12m 17.4s
Dec
-59° 55' 15.0"
Constellation
Cen
HR
4975
HIP
64425
Variable ID
V831 Cen
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Visibility
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Light Curve
Multiple Star System
Components
4
Component IDs
AB
Separation
0.0″
Companion Mag
6.0
Position Angle
29°
Star Colors
A: Blue-white
Discoverer
SEE 170
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
4.54 - 4.65V, combined light of 5.2, 5.8, sep. 0.3". Uncertain which component is variable.
AB 5.0 B8V, 5.7 B9V, 27.0y, a = 0.185". Combined mag., colors. C, 8.4v at 2" physical.
Primary component of visual double.
Survey Image
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