15 Aql
Excellent (61/100)
HIP 93717; 15 Aql
DoubleStar
Aquila
(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
1,631 ly
Position & Identifiers
RA
19h 04m 57.6s
Dec
-04° 01' 53.0"
Constellation
Aquila
(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: 2.3″
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
Companion gK4, optical.
Light Travel Time Machine
Relativistic Travel
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