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🌎  Greenwich, United Kingdom [change]

π2 Columbae (pi2 Columbae)

π2 Columbae is a double hypergiant star in the constellation of Columba.

π2 Columbae visual magnitude is 5.5. Because of its reltive faintness, π2 Columbae should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about π2 Columbae:

π2 Columbae (pi2 Columbae) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of π2 Columbae

π2 Columbae is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of π2 Columbae are provided in the following table:

06h 07m 52s
-42° 09’ 14”

The simplified sky map below shows the position of π2 Columbae in the sky:

Finder chart π2 Columbae (pi2 Columbae) star
Simplified finder chart for π2 Columbae (pi2 Columbae).

Visibility of π2 Columbae from your location

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

π2 Columbae (pi2 Columbae) is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of π2 Columbae

The image below is a photograph of π2 Columbae 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 π2 Columbae is 0.001 arcsec per year in Right Ascension and -0.014 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of π2 Columbae (pi2 Columbae) star
DSS2 image of π2 Columbae. The red arrow shows the motion of π2 Columbae during the next 10000 years (0.17 arcmin in Right Ascension and -2.33 arcmin in declination);

Distance of π2 Columbae from the Sun and relative movement

π2 Columbae is distant 261.22 light years from the Sun and it is moving far from the Sun at the speed of 31 kilometers per second.

80.13 pc
261.22 ly
31 km/s
0.001 arcsec/year
-0.014 arcsec/year

Spectral properties of π2 Columbae

π2 Columbae belongs to spectral class A0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where π2 Columbae is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of π2 Columbae. Attribution: Richard Powell / CC BY-SA

π2 Columbae star system properties

π2 Columbae is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the π2 Columbae double sysyem:

0.1 arcsec

Alternative designations of π2 Columbae

π2 Columbae
(pi2 Columbae)