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

γ Crucis (gamma Crucis)

γ Crucis is a multiple main-sequence star in the constellation of Crux.

γ Crucis visual magnitude is 6.42. Because of its reltive faintness, γ 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 γ Crucis:

6.42
Main-sequence
γ Crucis (gamma Crucis) is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of γ Crucis

γ 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 γ Crucis are provided in the following table:

12h 31m 16s
-57° 04’ 51”
300.18°
5.68°
Crux

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

Finder chart γ Crucis (gamma Crucis) star
Simplified finder chart for γ Crucis (gamma Crucis).

Visibility of γ Crucis from your location

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

γ Crucis (gamma Crucis) is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of γ Crucis

The image below is a photograph of γ 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 γ Crucis is 0.002 arcsec per year in Right Ascension and 0 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of γ Crucis (gamma Crucis) star
DSS2 image of γ Crucis. The red arrow shows the motion of γ Crucis during the next 100000 years (3.33 arcmin in Right Ascension and 0.00 arcmin in declination);

Spectral properties of γ Crucis

γ Crucis belongs to spectral class A3 and has a luminosity class of V corresponding to a main-sequence star.

A3V
8486K

γ Crucis star system properties

γ Crucis is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the γ Crucis double sysyem:

6.42
11.52
5.1
110.6 arcsec

Alternative designations of γ Crucis

γ Crucis
(gamma Crucis)
SAO240022
SAO240022