HIP 100664
HIP 100664
DoubleStar
Aql
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
6.15
Spectral Type
B9V
Star Color
Blue-white
(B-V -0.04)
Position & Identifiers
RA
20h 24m 37.5s
Dec
+01° 04' 07.0"
Constellation
Aql
HR
7803
HIP
100664
Double Cat
13811
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Visibility
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Multiple Star System
Components
3
Component IDs
AC
Separation
31.2″
Companion Mag
10.8
Position Angle
30°
Star Colors
A: Blue-white
B: Yellow
Discoverer
STF2677
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 31.2″ · PA: 30° · 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
Discordances as to which component is B, which C. IDS gives B, 13.1v at 17.1".
Survey Image
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