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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:06 
Transit: 12:56 
Sunset: 20:47
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All Constellations » Leo » 

υ Leonis (upsilon Leonis)

Above the horizon.  Rise: 15:01 | Tran: 20:55 | Set: 2:52
Alt: 32.51°   Az: 213.63°   Direction: South-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 14s
-00° 57’ 52”
01h 51m 24s
13h 29m 39s

J2000

11h 36m 56s
-00° 49’ 26”

Galactic Coordinates

267.26°
56.8°

Finder Chart

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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°