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public LocationGreenwich, UK
Sunrise: 5:12 
Transit: 13:06 
Sunset: 20:59
wb_twilight   (Nautical Twilight)   What's Visible Now?
All Constellations » Auriga » 

40 Aurigae

Above the horizon.  Rise: 23:14 | Tran: 11:01 | Set: 22:45
Alt: 0.72°   Az: 349.54°   Direction: North

40 Aurigae is a variable star of spectral class A4 in the constellation of Auriga.

40 Aurigae visual magnitude is 5.36. Because of its faintness, 40 Aurigae 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.

Image of 40 Aurigae star
DSS2 image of 40 Aurigae. The red arrow shows the motion of 40 Aurigae during the next 10000 years (1.17 arcmin in Right Ascension and -8.17 arcmin in declination);

Celestial Coordinates


06h 08m 16s
+38° 28’ 42”
11h 06m 23s
17h 14m 39s


06h 06m 35s
+38° 28’ 58”

Galactic Coordinates


Finder Chart

Finder chart 40 Aurigae star
Simplified finder chart for 40 Aurigae.

Magnitude, Color, Spectral Class



The red dot in the diagram below shows where 40 Aurigae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 40 Aurigae. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

40 Aurigae is distant 380.40 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

18 km/s
0.007 arcsec/y

Alternative Designations


Visibility from Your Location

Today's 40 Aurigae rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 51.5°
Max altitude: 77.0°
Azimuth: 308.5°