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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 » Columba » 

μ Columbae (mu Columbae)

Above the horizon.  Rise: 12:28 | Tran: 14:56 | Set: 17:25
Alt: 6.21°   Az: 181.51°   Direction: South

μ Columbae is a variable main-sequence star of spectral class O9 in the constellation of Columba.

μ Columbae visual magnitude is 5.17. Because of its faintness, μ Columbae 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 μ Columbae (mu Columbae) star
DSS2 image of μ Columbae. The red arrow shows the motion of μ Columbae during the next 10000 years (1.50 arcmin in Right Ascension and -4.17 arcmin in declination);

Celestial Coordinates

Apparent

05h 46m 56s
-32° 17’ 52”
00h 07m 06s
05h 54m 03s

J2000

05h 45m 59s
-32° 18’ 23”

Galactic Coordinates

237.29°
-27.1°

Finder Chart

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Finder chart for μ Columbae (mu Columbae).

Magnitude, Color, Spectral Class

5.17
Main-sequence

-2.82
O9V
15882K

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

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

Distance, Radial Speed, Proper Motion

μ Columbae is distant 1,293.65 light years from the Sun and it is moving far from the Sun at the speed of 109 kilometers per second.

396.83
1,293.65
109 km/s
0.009 arcsec/y
-0.025"/y

Alternative Designations

μ Columbae
(mu Columbae)
SAO196149
SAO196149

Visibility from Your Location

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

Azimuth: 122.3°
Max altitude: 6.2°
Azimuth: 237.7°