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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:17
sunny   (Daytime)   What's Visible Now?

18 Aquilae

Above the horizon.  Rise: 19:25 | Tran: 2:23 | Set: 9:18
Altitude: 33.8°   Azimuth: 242.0°   Direction: West-South-West

18 Aquilae is a variable giant star of spectral class B8 in the constellation of Aquila.

18 Aquilae visual magnitude is 5.09. Because of its faintness, 18 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.

Celestial coordinates and finder chart of 18 Aquilae

Finder chart 18 Aquilae star
Simplified finder chart for 18 Aquilae.

18 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. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 18 Aquilae are provided in the following table:

19h 06m 58s
+11° 04’ 17”
Image of 18 Aquilae star
DSS2 image of 18 Aquilae. The red arrow shows the motion of 18 Aquilae during the next 10000 years (0.83 arcmin in Right Ascension and -4.33 arcmin in declination);

Key facts about 18 Aquilae


and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 18 Aquilae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 18 Aquilae. Attribution: Richard Powell / CC BY-SA

Distance of 18 Aquilae from the Sun and relative movement

18 Aquilae is distant 507.00 light years from the Sun and it is moving towards the Sun at the speed of 19 kilometers per second.

155.52 pc
507.00 ly
-19 km/s
0.005 arcsec/year
-0.026 arcsec/year

Alternative designations of 18 Aquilae


Visibility of 18 Aquilae from your location

Today's 18 Aquilae rise, transit and set times from Greenwich, United Kingdom are the following (all times relative to the local timezone Europe/London):

Azimuth: 78.9°
Max altitude: 49.6°
Azimuth: 281.1°