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public LocationGreenwich, UK
Sunrise: 5:10 
Transit: 13:06 
Sunset: 21:02
sunny   (Daytime)   What's Visible Now?
All Constellations » Aquila » 

12 Aquilae

Above the horizon.  Rise: 18:32 | Tran: 0:02 | Set: 5:35
Alt: 13.55°   Az: 117.83°   Direction: East-South-East

12 Aquilae is a variable giant star of spectral class K1 in the constellation of Aquila.

12 Aquilae visual magnitude is 4.02. Because of its moderate brightness, 12 Aquilae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of 12 Aquilae star
DSS2 image of 12 Aquilae. The red arrow shows the motion of 12 Aquilae during the next 10000 years (-3.17 arcmin in Right Ascension and -5.50 arcmin in declination);

Celestial Coordinates


19h 02m 59s
-05° 42’ 07”
20h 00m 55s
15h 03m 54s


19h 01m 40s
-05° 44’ 20”

Galactic Coordinates


Finder Chart

Finder chart 12 Aquilae star
Simplified finder chart for 12 Aquilae.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where 12 Aquilae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 12 Aquilae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

12 Aquilae is distant 148.52 light years from the Sun and it is moving towards the Sun at the speed of 44 kilometers per second.

-44 km/s
-0.019 arcsec/y

Alternative Designations


Visibility from Your Location

Today's 12 Aquilae rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 95.7°
Max altitude: 32.8°
Azimuth: 264.3°