Iota Phe
HIP 116389; Iota Phe
DoubleStar
Phe
Visible
Level 4
Large telescope (10"+) - Requires steady seeing
Physical Properties
Magnitude
4.71
Variable Type
Alpha2 CVn (Magnetic Rotating)
Spectral Type
A2VpSrCrEu
Star Color
White
(B-V 0.08)
Distance
652.3 ly
Position & Identifiers
RA
23h 35m 04.6s
Dec
-42° 36' 54.0"
Constellation
Phe
HR
8949
HIP
116389
Bayer
Iota
Variable ID
Iot Phe
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Visibility
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Multiple Star System
Separation
6.5″
Companion Mag
12.8
Companion Sp
A5V
Position Angle
273°
Star Colors
A: White
B: Yellow-white
Discoverer
B 603
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 6.5″ · PA: 273° · 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
Alpha CV 4.70 - 4.75V, about 12.5d. Magnetic variable.
Weak positive magnetic field.
Survey Image
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