We use cookies to deliver essential features and to measure their performance. Learn more.
Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 6:36 
Transit: 12:55 
Sunset: 19:12
sunny   (Daytime)  
What's Visible Now • Tonight Timeline
Search  close
All Constellations » Leo » 

υ Leonis (upsilon Leonis)

Above the horizon.  Rise: 7:05 | Tran: 12:58 | Set: 18:51
Alt: 12.61°   Az: 252.02°   Direction: West-South-West

υ Leonis is a double giant star of spectral class G8 in the constellation of Leo.

υ Leonis visual magnitude is 4.3. Because of its moderate brightness, υ Leonis is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of υ Leonis (upsilon Leonis) star
DSS2 image of υ Leonis. The red arrow shows the motion of υ Leonis during the next 10000 years (0.67 arcmin in Right Ascension and 7.17 arcmin in declination);

Celestial Coordinates

Apparent

11h 38m 12s
-00° 57’ 38”
04h 32m 42s
16h 10m 55s

J2000

11h 36m 56s
-00° 49’ 26”

Galactic Coordinates

267.26°
56.8°

Finder Chart

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

Magnitude, Color, Spectral Class

4.3
Giant

0.61
G8III
4743K

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

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

Star System Properties

υ Leonis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the υ Leonis double sysyem:

4.3
8.8
4.5
0.1 arcsec

Distance, Radial Speed, Proper Motion

υ Leonis is distant 178.04 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

54.61
178.04
1 km/s
0.004 arcsec/y
0.043"/y

Alternative Designations

υ Leonis
(upsilon Leonis)
SAO138298
SAO138298

Visibility from Your Location

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

Azimuth: 91.0°
Max altitude: 37.6°
Azimuth: 269.0°