Your guide to the Solar System and the night sky
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🌎  Greenwich, United Kingdom [change]

υ2 Centauri (upsilon2 Centauri)

υ2 Centauri is a bright giant star in the constellation of Centaurus.

υ2 Centauri visual magnitude is 4.34. Because of its moderate brightness, υ2 Centauri 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 υ2 Centauri:

Bright giant
υ2 Centauri (upsilon2 Centauri) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of υ2 Centauri

υ2 Centauri 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 υ2 Centauri are provided in the following table:

14h 01m 43s
-45° 36’ 12”

The simplified sky map below shows the position of υ2 Centauri in the sky:

Finder chart υ2 Centauri (upsilon2 Centauri) star
Simplified finder chart for υ2 Centauri (upsilon2 Centauri).

Visibility of υ2 Centauri from your location

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

υ2 Centauri (upsilon2 Centauri) is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of υ2 Centauri

The image below is a photograph of υ2 Centauri 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 υ2 Centauri is 0.002 arcsec per year in Right Ascension and -0.019 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of υ2 Centauri (upsilon2 Centauri) star
DSS2 image of υ2 Centauri. The red arrow shows the motion of υ2 Centauri during the next 10000 years (0.33 arcmin in Right Ascension and -3.17 arcmin in declination);

Distance of υ2 Centauri from the Sun and relative movement

υ2 Centauri is distant 447.80 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

137.36 pc
447.80 ly
-1 km/s
0.002 arcsec/year
-0.019 arcsec/year

Spectral properties of υ2 Centauri

υ2 Centauri belongs to spectral class F6 and has a luminosity class of II corresponding to a bright giant star.


The red dot in the diagram below shows where υ2 Centauri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of υ2 Centauri. Attribution: Richard Powell / CC BY-SA

Alternative designations of υ2 Centauri

υ2 Centauri
(upsilon2 Centauri)