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public LocationGreenwich, UK
Sunrise: 5:01 
Transit: 13:04 
Sunset: 21:06
sunny   (Daytime)   What's Visible Now?
All Constellations » Leo » 

Subra - ο Leonis (omicron Leonis)

Above the horizon.  Rise: 8:15 | Tran: 15:02 | Set: 21:50
Alt: 0.30°   Az: 74.57°   Direction: East-North-East

Subra, also designated as ο Leonis (omicron Leonis), is a multiple bright giant star of spectral class F6 in the constellation of Leo.

Subra visual magnitude is 3.52. Because of its moderate brightness, Subra 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.

Subra is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year.

Image of Subra - ο Leonis (omicron Leonis) star
DSS2 image of Subra. The red arrow shows the motion of Subra during the next 1000 years (-2.37 arcmin in Right Ascension and -0.62 arcmin in declination);

Celestial Coordinates


09h 42m 27s
+09° 46’ 46”
17h 11m 59s
02h 54m 27s


09h 41m 08s
+09° 53’ 31”

Galactic Coordinates


Finder Chart

Finder chart Subra - ο Leonis (omicron Leonis) star
Simplified finder chart for Subra - ο Leonis (omicron Leonis).

Magnitude, Color, Spectral Class

Bright giant


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

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

Star System Properties

Subra 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 Subra double sysyem:

0 arcsec

Distance, Radial Speed, Proper Motion

Subra is distant 135.16 light years from the Sun and it is moving far from the Sun at the speed of 27 kilometers per second.

41.46 pc
135.16 ly
27 km/s
-0.142 arcsec/y
-0.037 "/y

Alternative Designations

ο Leonis
(omicron Leonis)

Visibility from Your Location

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

Azimuth: 80.2°
Max altitude: 48.3°
Azimuth: 279.8°