15 Aql
Observable Double Star
Excellent (61/100)
Sep: 39.6", Companion: mag 7.0
HIP 93717; 15 Aql
DoubleStar
Aql
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.42
Spectral Type
K1III
Star Color
Orange
(B-V 1.12)
Distance
1630.8 ly
Position & Identifiers
RA
19h 04m 57.6s
Dec
-04° 01' 53.0"
Constellation
Aql
HR
7225
HIP
93717
Flamsteed
15 Aql
Double Cat
12007
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Visibility
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Multiple Star System
Separation
39.6″
Companion Mag
7.0
Position Angle
211°
Star Colors
A: Orange
Discoverer
SHJ 286
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 39.6″ · PA: 211° · 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
Companion gK4, optical.
Survey Image
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