HIP 90804
HIP 90804
DoubleStar
Sct
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.72
Spectral Type
B2V
Star Color
Yellow-white
(B-V 0.24)
Position & Identifiers
RA
18h 31m 25.7s
Dec
-10° 47' 45.0"
Constellation
Sct
HR
6946
HIP
90804
Double Cat
11414
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Visibility
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Multiple Star System
Separation
12.4″
Companion Mag
9.3
Position Angle
257°
Star Colors
A: Yellow-white
B: Orange
Discoverer
STF2325
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 12.4″ · PA: 257° · 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 Fusion
Stellar Notes
CPM companion A0V.
Sco-Cen assoc.; probable member of Sco-Cen cluster; in reflection nebula IC 1287.
Survey Image
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