HIP 90146
HIP 90146
DoubleStar
Dra
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
6.32
Spectral Type
A3m
Star Color
Yellow-white
(B-V 0.16)
Position & Identifiers
RA
18h 23m 47.8s
Dec
+53° 18' 03.0"
Constellation
Dra
HR
6911
HIP
90146
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Visibility
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Multiple Star System
Separation
0.9″
Position Angle
43°
Star Colors
A: Yellow-white
Discoverer
YSC 66
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.9″ · PA: 43° · 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.
Survey Image
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