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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: 6:59  
clear_day Transit: 12:12  
SunsetSet: 17:25
wb_twilight Civil TwilightWhat's Visible Now?
All Constellations » Aquila » 

11 Aquilae

Altitude: -15.4°   Azimuth: 317.6°   Direction: North-West

11 Aquilae is a variable and multiple main-sequence star in the constellation of Aquila.

11 Aquilae visual magnitude is 5.23. Because of its reltive faintness, 11 Aquilae should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The proper motion of 11 Aquilae is 0.014 arcsec per year in Right Ascension and -0.123 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 11 Aquilae star
DSS2 image of 11 Aquilae. The red arrow shows the motion of 11 Aquilae during the next 1000 years (0.23 arcmin in Right Ascension and -2.05 arcmin in declination);

Key facts about 11 Aquilae

5.23
Main-sequence

11 Aquilae is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -15.4°
Azimuth: 317.6°
Direction: North-West

Celestial coordinates and finder chart of 11 Aquilae

11 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 11 Aquilae are provided in the following table:

18h 59m 05s
+13° 37’ 21”
45.94°
4.5°
Aquila

The simplified sky map below shows the position of 11 Aquilae in the sky:

Finder chart 11 Aquilae star
Simplified finder chart for 11 Aquilae.

Visibility of 11 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 11 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: 76.4°
Max altitude: 52.1°
Azimuth: 283.6°

Distance of 11 Aquilae from the Sun and relative movement

11 Aquilae is distant 155.31 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

47.64 pc
155.31 ly
16 km/s
0.014 arcsec/year
-0.123 arcsec/year

Spectral properties of 11 Aquilae

11 Aquilae belongs to spectral class F8 and has a luminosity class of V corresponding to a main-sequence star.

1.84
F8V
6256K

The red dot in the diagram below shows where 11 Aquilae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 11 Aquilae. Attribution: Richard Powell / CC BY-SA

11 Aquilae star system properties

11 Aquilae is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the 11 Aquilae double sysyem:

5.23
9.53
4.3
17.8 arcsec

Alternative designations of 11 Aquilae

SAO104308
SAO104308