SV Crt
HIP 55106
DoubleStar
Crt
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
6.14
Variable Type
Alpha2 CVn (Magnetic Rotating)
Spectral Type
A8IVpeSrCrSi
Star Color
Yellow-white
(B-V 0.20)
Distance
815.4 ly
Position & Identifiers
RA
11h 16m 58.2s
Dec
-07° 08' 05.0"
Constellation
Crt
HR
4369
HIP
55106
Variable ID
SV Crt
Double Cat
8115
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Visibility
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Multiple Star System
Components
3
Component IDs
AC
Separation
1.3″
Companion Mag
10.5
Position Angle
211°
Star Colors
A: Yellow-white
B: Orange
Discoverer
BU 600
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 1.3″ · PA: 211° · 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
ADS 8115A, brighter component of the SB system, Alpha CV 6.32 - 6.35B, 5.90513d, two unequal max. Same rotation and | magnetic per., related var. EuII and SrII emission.
AB CPM. B, 11.5v at 1". C, optical.
ADS 8115A, 5.90513d, K 74.7k/s, V0 -8.1k/s, msin3i 1.73, asini 5.98. Apsidal per. about 700 yrs. Rare example of | an Ap star member of a close binary.
Survey Image
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