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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:03 
Transit: 12:56 
Sunset: 20:50
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All Constellations » Leo » 

Chertan - θ Leonis (theta Leonis)

Below the horizon.  Rise: 13:06 | Tran: 20:24 | Set: 3:46
Alt: -20.61°   Az: 337.65°   Direction: North-North-West

Chertan, also designated as θ Leonis (theta Leonis), is a variable main-sequence star of spectral class A2 in the constellation of Leo.

Chertan visual magnitude is 3.34. Because of its moderate brightness, Chertan 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 Chertan - θ Leonis (theta Leonis) star
DSS2 image of Chertan. The red arrow shows the motion of Chertan during the next 10000 years (-10.17 arcmin in Right Ascension and -13.17 arcmin in declination);

Celestial Coordinates

Apparent

11h 15m 34s
+15° 17’ 27”
10h 33m 23s
21h 48m 57s

J2000

11h 14m 14s
+15° 25’ 45”

Galactic Coordinates

235.37°
64.59°

Finder Chart

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Finder chart for Chertan - θ Leonis (theta Leonis).

Magnitude, Color, Spectral Class

3.34
Main-sequence

-0.34
A2V
10252K

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

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

Distance, Radial Speed, Proper Motion

Chertan is distant 177.56 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

54.47
177.56
8 km/s
-0.061 arcsec/y
-0.079"/y

Alternative Designations

Chertan
θ Leonis
(theta Leonis)
SAO99512
SAO99512

Visibility from Your Location

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

Azimuth: 74.7°
Max altitude: 53.8°
Azimuth: 285.3°