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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:55  
clear_day Transit: 12:11  
SunsetSet: 17:29
sunny DaytimeWhat's Visible Now?
All Constellations » Aquila » 

27 Aquilae

Altitude: 37.6°   Azimuth: 177.1°   Direction: South

27 Aquilae is a giant star in the constellation of Aquila.

27 Aquilae visual magnitude is 5.49. Because of its reltive faintness, 27 Aquilae should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of 27 Aquilae is 0.006 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 27 Aquilae star
DSS2 image of 27 Aquilae. The red arrow shows the motion of 27 Aquilae during the next 100000 years (10.00 arcmin in Right Ascension and 10.00 arcmin in declination);

Key facts about 27 Aquilae


27 Aquilae is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 37.6°
Azimuth: 177.1°
Direction: South

Celestial coordinates and finder chart of 27 Aquilae

27 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 27 Aquilae are provided in the following table:

19h 20m 35s
-00° 53’ 31”

The simplified sky map below shows the position of 27 Aquilae in the sky:

Finder chart 27 Aquilae star
Simplified finder chart for 27 Aquilae.

Visibility of 27 Aquilae from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 27 Aquilae rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 90.9°
Max altitude: 37.6°
Azimuth: 269.1°

Distance of 27 Aquilae from the Sun and relative movement

27 Aquilae is distant 509.38 light years from the Sun and it is moving towards the Sun at the speed of 27 kilometers per second.

156.25 pc
509.38 ly
-27 km/s
0.006 arcsec/year
0.006 arcsec/year

Spectral properties of 27 Aquilae

27 Aquilae belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where 27 Aquilae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 27 Aquilae. Attribution: Richard Powell / CC BY-SA

Alternative designations of 27 Aquilae