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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 » 

Rasalas - μ Leonis (mu Leonis)

Below the horizon.  Rise: 10:43 | Tran: 19:11 | Set: 3:42
Alt: -10.73°   Az: 17.90°   Direction: North-North-East

Rasalas, also designated as μ Leonis (mu Leonis), is a giant star of spectral class K2 in the constellation of Leo.

Rasalas visual magnitude is 3.88. Because of its moderate brightness, Rasalas 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 Rasalas - μ Leonis (mu Leonis) star
DSS2 image of Rasalas. The red arrow shows the motion of Rasalas during the next 1000 years (-3.60 arcmin in Right Ascension and -0.93 arcmin in declination);

Celestial Coordinates

Apparent

09h 54m 12s
+25° 53’ 11”
13h 18m 26s
23h 12m 38s

J2000

09h 52m 45s
+26° 00’ 24”

Galactic Coordinates

204.05°
50.25°

Finder Chart

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Finder chart for Rasalas - μ Leonis (mu Leonis).

Magnitude, Color, Spectral Class

3.88
Giant

0.83
K2III
4270K

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

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

Distance, Radial Speed, Proper Motion

Rasalas is distant 132.95 light years from the Sun and it is moving far from the Sun at the speed of 14 kilometers per second.

40.78
132.95
14 km/s
-0.216 arcsec/y
-0.056"/y

Alternative Designations

Rasalas
μ Leonis
(mu Leonis)
SAO81064
SAO81064

Visibility from Your Location

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

Azimuth: 64.1°
Max altitude: 64.4°
Azimuth: 295.9°