Your guide to the Solar System and the night sky
Please donate now to help keep TheSkyLive ads-free. This site cannot run without your voluntary donations.
🌎  Greenwich, United Kingdom [change]

κ Crucis (kappa Crucis)

κ Crucis is a supergiant star in the constellation of Crux.

κ Crucis visual magnitude is 5.9. Because of its reltive faintness, κ Crucis 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 κ Crucis:

5.9
Supergiant
κ Crucis (kappa Crucis) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of κ Crucis

κ Crucis 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 κ Crucis are provided in the following table:

12h 53m 49s
-60° 22’ 36”
303.23°
2.49°
Crux

The simplified sky map below shows the position of κ Crucis in the sky:

Finder chart κ Crucis (kappa Crucis) star
Simplified finder chart for κ Crucis (kappa Crucis).

Visibility of κ Crucis from your location

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

κ Crucis (kappa Crucis) is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of κ Crucis

The image below is a photograph of κ Crucis 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 κ Crucis is 0.004 arcsec per year in Right Ascension and -0.021 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of κ Crucis (kappa Crucis) star
DSS2 image of κ Crucis. The red arrow shows the motion of κ Crucis during the next 10000 years (0.67 arcmin in Right Ascension and -3.50 arcmin in declination);

Distance of κ Crucis from the Sun and relative movement

κ Crucis is distant 32,600,000.00 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

10,000,000.00 pc
32,600,000.00 ly
-4 km/s
0.004 arcsec/year
-0.021 arcsec/year

Spectral properties of κ Crucis

κ Crucis belongs to spectral class B5 and has a luminosity class of I corresponding to a supergiant star.

-24.10
B5I
8163K

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

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

Alternative designations of κ Crucis

κ Crucis
(kappa Crucis)
SAO252077
SAO252077