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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 » 

10 Leonis

Below the horizon.  Rise: 12:23 | Tran: 18:55 | Set: 1:31
Alt: -23.43°   Az: 318.53°   Direction: North-West

10 Leonis is a variable giant star of spectral class K1 in the constellation of Leo.

10 Leonis visual magnitude is 5. Because of its moderate brightness, 10 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 10 Leonis star
DSS2 image of 10 Leonis. The red arrow shows the motion of 10 Leonis during the next 10000 years (-10.00 arcmin in Right Ascension and 0.17 arcmin in declination);

Celestial Coordinates

Apparent

09h 38m 33s
+06° 43’ 15”
09h 29m 06s
19h 07m 39s

J2000

09h 37m 12s
+06° 50’ 08”

Galactic Coordinates

227.52°
39.73°

Finder Chart

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Finder chart for 10 Leonis.

Magnitude, Color, Spectral Class

5
Giant

0.80
K1III
4626K

The red dot in the diagram below shows where 10 Leonis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 10 Leonis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

10 Leonis is distant 225.61 light years from the Sun and it is moving far from the Sun at the speed of 20 kilometers per second.

69.20
225.61
20 km/s
-0.06 arcsec/y
0.001"/y

Alternative Designations

SAO117807
SAO117807

Visibility from Your Location

Today's 10 Leonis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 83.3°
Max altitude: 45.2°
Azimuth: 276.7°