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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:05 
Transit: 12:56 
Sunset: 20:48
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All Constellations » Leo » 

18 Leonis

Above the horizon.  Rise: 12:03 | Tran: 19:01 | Set: 2:02
Alt: 8.59°   Az: 278.01°   Direction: West

18 Leonis is a giant star of spectral class K4 in the constellation of Leo.

18 Leonis visual magnitude is 5.63. Because of its faintness, 18 Leonis 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 18 Leonis star
DSS2 image of 18 Leonis. The red arrow shows the motion of 18 Leonis during the next 10000 years (-2.83 arcmin in Right Ascension and 2.50 arcmin in declination);

Celestial Coordinates

Apparent

09h 47m 45s
+11° 41’ 30”
06h 03m 28s
15h 51m 13s

J2000

09h 46m 23s
+11° 48’ 36”

Galactic Coordinates

223.07°
44.08°

Finder Chart

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Finder chart for 18 Leonis.

Magnitude, Color, Spectral Class

5.63
Giant

-1.03
K4
3809K

The red dot in the diagram below shows where 18 Leonis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 18 Leonis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

18 Leonis is distant 701.08 light years from the Sun and it is moving far from the Sun at the speed of 30 kilometers per second.

215.05
701.08
30 km/s
-0.017 arcsec/y
0.015"/y

Alternative Designations

SAO98755
SAO98755

Visibility from Your Location

Today's 18 Leonis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 78.3°
Max altitude: 50.2°
Azimuth: 281.7°