17 Sex
HIP 49812; 17 Sex
DoubleStar
Sex
Visible
Level 6
Professional/Research - Requires steady seeing
Physical Properties
Magnitude
5.91
Spectral Type
A1V
Star Color
White
(B-V 0.02)
Position & Identifiers
RA
10h 10m 07.5s
Dec
-08° 24' 30.0"
Constellation
Sex
HR
3989
HIP
49812
Flamsteed
17 Sex
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Visibility
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Multiple Star System
Separation
0.2″
Companion Mag
9.3
Position Angle
9°
Star Colors
A: White
B: Yellow
Discoverer
CHR 177
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.2″ · PA: 9° · N up, E left
Unresolved · 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
Strong shell absorption; no emission except possibly a weak effect on the violet wing of H alpha.
Survey Image
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