V451 Her
HIP 83308
DoubleStar
Her
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
6.31
Variable Type
Alpha2 CVn (Magnetic Rotating)
Spectral Type
B9pCrEu
Star Color
White
(B-V 0.04)
Position & Identifiers
RA
17h 01m 33.0s
Dec
+14° 56' 58.0"
Constellation
Her
HR
6326
HIP
83308
Variable ID
V451 Her
Double Cat
10310
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Visibility
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Multiple Star System
Separation
18.7″
Companion Mag
10.3
Position Angle
238°
Star Colors
A: White
B: Yellow
Discoverer
H 4 122
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 18.7″ · PA: 238° · N up, E left
Resolved · 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 10310A, Alpha CV 6.26 - 6.34V, 6.00925d. Spectrum, magnetic field, RV, same period. Rotation 6.0087d.
Fixed sep.
Survey Image
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