HIP 90200
HIP 90200
DoubleStar
CrA
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.25
Spectral Type
B2.5Vn
Star Color
Blue
(B-V -0.19)
Position & Identifiers
RA
18h 24m 18.2s
Dec
-44° 06' 37.0"
Constellation
CrA
HR
6875
HIP
90200
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Visibility
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Multiple Star System
Separation
74.0″
Companion Mag
10.1
Position Angle
162°
Star Colors
A: Blue
B: Yellow
Discoverer
DUN 221
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 74.0″ · PA: 162° · N up, E left
Resolved · 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
Sco-Cen assoc.; Sco-Cen cluster?
Survey Image
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