Psi Aur
HIP 30520; Psi1 Aur; 46 Aur
Excellent (62/100)
HIP 30520; Psi1 Aur; 46 Aur
VariableStar
Auriga
(Aur)
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
4.91
Range
4.54 - 5.7
Period
175 days
Variable Type
Semi-Regular Variable (Supergiant)
Spectral Type
K5-M0Iab-Ib
Star Color
Deep ruby red
(B-V 1.97)
Distance
466 ly
Position & Identifiers
RA
06h 24m 53.9s
Dec
+49° 17' 17.0"
Constellation
Auriga
(Aur)
HR
2289
HIP
30520
Bayer
Psi1
Flamsteed
46 Aur
Variable ID
Psi1 Aur
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Visibility
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Light Curve
Comparison Stars for Psi Aur (4.8–5.7)
Nearby stable stars for estimating brightness (AAVSO)
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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
Lc? 4.75 - 5.70V, 6.6 - 7.2p.
Light Travel Time Machine
Relativistic Travel
Survey Image
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