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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:50  
clear_day Transit: 11:50  
SunsetSet: 15:49 south
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All Constellations » Columba » 

Wazn - β Columbae (beta Columbae)

Altitude: -19.7°   Azimuth: 123.2°   Direction: East-South-East

Wazn, also designated as β Columbae (beta Columbae), is a giant star in the constellation of Columba.

Wazn visual magnitude is 3.12. Because of its moderate brightness, Wazn should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about Wazn:


Wazn - β Columbae (beta Columbae) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -19.7°
Azimuth: 123.2°
Direction: East-South-East

Celestial coordinates and finder chart of Wazn

Wazn is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of Wazn are provided in the following table:

05h 50m 57s
-35° 46’ 05”

The simplified sky map below shows the position of Wazn in the sky:

Finder chart Wazn - β Columbae (beta Columbae) star
Simplified finder chart for Wazn - β Columbae (beta Columbae).

Visibility of Wazn from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's Wazn - β Columbae (beta Columbae) rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 125.8°
Max altitude: 2.8°
Azimuth: 234.2°

Digitized Sky Survey image of Wazn

The image below is a photograph of Wazn from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of Wazn is 0.059 arcsec per year in Right Ascension and 0.401 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of Wazn - β Columbae (beta Columbae) star
DSS2 image of Wazn. The red arrow shows the motion of Wazn during the next 1000 years (0.98 arcmin in Right Ascension and 6.68 arcmin in declination);

Distance of Wazn from the Sun and relative movement

Wazn is distant 85.93 light years from the Sun and it is moving far from the Sun at the speed of 89 kilometers per second.

26.36 pc
85.93 ly
89 km/s
0.059 arcsec/year
0.401 arcsec/year

Spectral properties of Wazn

Wazn belongs to spectral class K2 and has a luminosity class of III corresponding to a giant star.


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

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

Alternative designations of Wazn

β Columbae
(beta Columbae)