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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: 7:01  
clear_day Transit: 12:12  
SunsetSet: 17:24
sunny DaytimeWhat's Visible Now?
All Constellations » Auriga » 

υ Aurigae (upsilon Aurigae)

Altitude: 5.2°   Azimuth: 30.3°   Direction: North-North-East

υ Aurigae is a variable hypergiant star in the constellation of Auriga.

υ Aurigae visual magnitude is 4.74. Because of its moderate brightness, υ Aurigae should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The proper motion of υ Aurigae is 0.035 arcsec per year in Right Ascension and -0.047 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of υ Aurigae (upsilon Aurigae) star
DSS2 image of υ Aurigae. The red arrow shows the motion of υ Aurigae during the next 10000 years (5.83 arcmin in Right Ascension and -7.83 arcmin in declination);

Key facts about υ Aurigae

4.74
Hypergiant

υ Aurigae (upsilon Aurigae) is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 5.2°
Azimuth: 30.3°
Direction: North-North-East

Celestial coordinates and finder chart of υ Aurigae

υ Aurigae is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of υ Aurigae are provided in the following table:

05h 51m 02s
+37° 18’ 20”
173.39°
5.28°
Auriga

The simplified sky map below shows the position of υ Aurigae in the sky:

Finder chart υ Aurigae (upsilon Aurigae) star
Simplified finder chart for υ Aurigae (upsilon Aurigae).

Visibility of υ Aurigae 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 υ Aurigae (upsilon Aurigae) 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: 52.7°
Max altitude: 75.8°
Azimuth: 307.3°

Distance of υ Aurigae from the Sun and relative movement

υ Aurigae is distant 475.22 light years from the Sun and it is moving far from the Sun at the speed of 38 kilometers per second.

145.77 pc
475.22 ly
38 km/s
0.035 arcsec/year
-0.047 arcsec/year

Spectral properties of υ Aurigae

υ Aurigae belongs to spectral class M0 and has a luminosity class of III corresponding to a hypergiant star.

-1.08
M0III
3622K

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

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

Alternative designations of υ Aurigae

υ Aurigae
(upsilon Aurigae)
SAO58496
SAO58496