9 Sge
HIP 97796; 9 Sge
Star
Sge
Visible
Level 2
Small telescope (4")
Physical Properties
Magnitude
6.23
Spectral Type
O7.5Iaf
Star Color
White
(B-V 0.01)
Position & Identifiers
RA
19h 52m 21.8s
Dec
+18° 40' 19.0"
Constellation
Sge
HR
7574
HIP
97796
Flamsteed
9 Sge
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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
E?, 6.20 - 6.25V, amp. 0.06B, over 80d? Variable polarization. Expanding atmosphere.
Within 1d of HII reg. S84.
Shell star. Also classified O8If.
Survey Image
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