V396 Per
HIP 16470
DoubleStar
Per
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
5.47
Variable Type
Alpha2 CVn (Magnetic Rotating)
Spectral Type
B8IIIpMn
Star Color
Blue-white
(B-V -0.10)
Position & Identifiers
RA
03h 32m 08.6s
Dec
+48° 01' 25.0"
Constellation
Per
HR
1063
HIP
16470
Variable ID
V396 Per
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Visibility
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Multiple Star System
Separation
0.1″
Companion Mag
8.3
Companion Sp
A/F
Position Angle
260°
Star Colors
A: Blue-white
B: Yellow-white
Discoverer
BAG 40
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.1″ · PA: 260° · 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
Alpha CV 5.45 - 5.53V, 2.4928d. First helium-weak star found to have periodic variations (1973).
Mel 20 #985; Per OB3.
Spectra show Mn. Helium weak. Si enhanced. Also classified B5Vp.
Survey Image
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