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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 » Columba » 

ο Columbae (omicron Columbae)

Below the horizon.  Rise: 12:37 | Tran: 14:32 | Set: 16:27
Alt: -70.76°   Az: 324.44°   Direction: North-West

ο Columbae is a hypergiant star of spectral class K0 in the constellation of Columba.

ο Columbae visual magnitude is 4.83. Because of its moderate brightness, ο Columbae 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 ο Columbae (omicron Columbae) star
DSS2 image of ο Columbae. The red arrow shows the motion of ο Columbae during the next 1000 years (1.50 arcmin in Right Ascension and -5.62 arcmin in declination);

Celestial Coordinates

Apparent

05h 18m 23s
-34° 52’ 10”
11h 05m 57s
16h 24m 21s

J2000

05h 17m 29s
-34° 53’ 43”

Galactic Coordinates

238.51°
-33.49°

Finder Chart

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Finder chart for ο Columbae (omicron Columbae).

Magnitude, Color, Spectral Class

4.83
Hypergiant

2.19
K0IV
4743K

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

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

Distance, Radial Speed, Proper Motion

ο Columbae is distant 110.02 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

33.75
110.02
21 km/s
0.09 arcsec/y
-0.337"/y

Alternative Designations

ο Columbae
(omicron Columbae)
SAO195721
SAO195721

Visibility from Your Location

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

Azimuth: 124.9°
Max altitude: 3.7°
Azimuth: 235.1°