HIP 90478
HIP 90478
DoubleStar
Sgr
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
6.31
Spectral Type
A8V+F2V
Star Color
Yellow-white
(B-V 0.26)
Distance
362.4 ly
Position & Identifiers
RA
18h 27m 43.8s
Dec
-26° 38' 05.0"
Constellation
Sgr
HR
6909
HIP
90478
Double Cat
11354
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Visibility
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Multiple Star System
Separation
0.6″
Companion Mag
8.5
Companion Sp
F2V
Position Angle
230°
Star Colors
A: Yellow-white
B: Yellow-white
Discoverer
BU 133
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.6″ · PA: 230° · 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
Combined spectrum A5; component B, A8V:.
Survey Image
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