17 Aur
Excellent (62/100)
HIP 24740; 17 Aur
VariableStar
Aur
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
6.14
Range
6.15 - 6.82
Period
4.1 days
Variable Type
Eclipsing Binary (Algol-type)
Spectral Type
B9.5V
Star Color
Blue-white
(B-V -0.06)
Position & Identifiers
RA
05h 18m 18.9s
Dec
+33° 46' 02.0"
Constellation
Aur
HR
1728
HIP
24740
Flamsteed
17 Aur
Variable ID
AR Aur
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Visibility
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Light Curve
Comparison Stars for 17 Aur (6.2–6.8)
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
EA 6.15 - 6.82V, 6.05 - 6.72B, A0 + A0, 4.134695d, changing period.
Possible CPM with HR 1732.
4.1346d, K 107.2k/s, V0 +25.1k/s, msin3i 2.48, asini 6.09; vsini of secondary 62k/s.
Aur OB1. Concentration of hydrogen emission in direction of this association.
Also classified ApHgMn + B9V.
Survey Image
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