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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
north SunriseRise: 7:40  
clear_day Transit: 11:47  
SunsetSet: 15:53 south
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All Constellations » Aquila » 

46 Aquilae

Altitude: 10.1°   Azimuth: 276.9°   Direction: West

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

46 Aquilae visual magnitude is 6.34. Because of its reltive faintness, 46 Aquilae should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 46 Aquilae:


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

Altitude: 10.1°
Azimuth: 276.9°
Direction: West

Celestial coordinates and finder chart of 46 Aquilae

46 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 46 Aquilae are provided in the following table:

19h 42m 12s
+12° 11’ 35”

The simplified sky map below shows the position of 46 Aquilae in the sky:

Finder chart 46 Aquilae star
Simplified finder chart for 46 Aquilae.

Visibility of 46 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 46 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: 77.8°
Max altitude: 50.7°
Azimuth: 282.2°

Digitized Sky Survey image of 46 Aquilae

The image below is a photograph of 46 Aquilae from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 46 Aquilae is -0.002 arcsec per year in Right Ascension and -0.004 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 46 Aquilae star
DSS2 image of 46 Aquilae. The red arrow shows the motion of 46 Aquilae during the next 100000 years (-3.33 arcmin in Right Ascension and -6.67 arcmin in declination);

Distance of 46 Aquilae from the Sun and relative movement

46 Aquilae is distant 719.65 light years from the Sun and it is moving towards the Sun at the speed of 32 kilometers per second.

220.75 pc
719.65 ly
-32 km/s
-0.002 arcsec/year
-0.004 arcsec/year

Spectral properties of 46 Aquilae

46 Aquilae belongs to spectral class B9 and has a luminosity class of III corresponding to a giant star. 46 Aquilae is also a HgMn chemically peculiar star.


The red dot in the diagram below shows where 46 Aquilae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 46 Aquilae. Attribution: Richard Powell / CC BY-SA

Alternative designations of 46 Aquilae