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public LocationGreenwich, UK
Sunrise: 5:01 
Transit: 13:04 
Sunset: 21:06
sunny   (Daytime)   What's Visible Now?
All Constellations » Aquila » 

15 Aquilae

Below the horizon.  Rise: 18:47 | Tran: 0:25 | Set: 6:07
Alt: -36.46°   Az: 322.11°   Direction: North-West

15 Aquilae is a double giant star of spectral class K1 in the constellation of Aquila.

15 Aquilae visual magnitude is 5.42. Because of its faintness, 15 Aquilae is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

15 Aquilae is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year.

Image of 15 Aquilae star
DSS2 image of 15 Aquilae. The red arrow shows the motion of 15 Aquilae during the next 10000 years (3.33 arcmin in Right Ascension and -4.50 arcmin in declination);

Celestial Coordinates


19h 06m 15s
-03° 59’ 34”
10h 01m 16s
05h 07m 31s


19h 04m 57s
-04° 01’ 53”

Galactic Coordinates


Finder Chart

Finder chart 15 Aquilae star
Simplified finder chart for 15 Aquilae.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where 15 Aquilae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 15 Aquilae. Attribution: Richard Powell / CC BY-SA

Star System Properties

15 Aquilae is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the 15 Aquilae double sysyem:

38.5 arcsec

Distance, Radial Speed, Proper Motion

15 Aquilae is distant 324.70 light years from the Sun and it is moving towards the Sun at the speed of 18 kilometers per second.

99.60 pc
324.70 ly
-18 km/s
0.02 arcsec/y
-0.027 "/y

Alternative Designations


Visibility from Your Location

Today's 15 Aquilae rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 94.0°
Max altitude: 34.5°
Azimuth: 266.0°