Alpha Cam
HIP 22783; Alpha Cam; 9 Cam
Star
Cam
Visible
Level 2
Small telescope (4")
Physical Properties
Magnitude
4.29
Spectral Type
O9.5Ia
Star Color
White
(B-V 0.03)
Position & Identifiers
RA
04h 54m 03.0s
Dec
+66° 20' 34.0"
Constellation
Cam
HR
1542
HIP
22783
Bayer
Alpha
Flamsteed
9 Cam
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Visibility
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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 Notes
Color excess E(B-V) = +0.32.
In cluster NGC 1502. A possible runaway star from Cam OB1; in reflection nebula. Member assoc. Cam R1 at 870 pc.
H alpha emission due to extended envelope. uv 1548 absorption strong, 1394 very strong. Central Balmer emission in | blue-violet only.
Survey Image
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