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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
SunriseRise: 6:57  
clear_day Transit: 12:11  
SunsetSet: 17:27
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All Constellations » Crux » 

λ Crucis (lambda Crucis)

Altitude: -74.8°   Azimuth: 230.7°   Direction: South-West

λ Crucis is a variable main-sequence star in the constellation of Crux.

λ Crucis visual magnitude is 4.62. Because of its moderate brightness, λ Crucis 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 proper motion of λ Crucis is -0.036 arcsec per year in Right Ascension and -0.01 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of λ Crucis (lambda Crucis) star
DSS2 image of λ Crucis. The red arrow shows the motion of λ Crucis during the next 10000 years (-6.00 arcmin in Right Ascension and -1.67 arcmin in declination);

Key facts about λ Crucis

4.62
Main-sequence

λ Crucis (lambda Crucis) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -74.8°
Azimuth: 230.7°
Direction: South-West

Celestial coordinates and finder chart of λ Crucis

λ Crucis 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 λ Crucis are provided in the following table:

12h 54m 39s
-59° 08’ 48”
303.35°
3.72°
Crux

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

Finder chart λ Crucis (lambda Crucis) star
Simplified finder chart for λ Crucis (lambda Crucis).

Visibility of λ Crucis from your location

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

λ Crucis (lambda Crucis) is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of λ Crucis from the Sun and relative movement

λ Crucis is distant 359.82 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

110.38 pc
359.82 ly
12 km/s
-0.036 arcsec/year
-0.01 arcsec/year

Spectral properties of λ Crucis

λ Crucis belongs to spectral class B4 and has a luminosity class of V corresponding to a main-sequence star.

-0.59
B4V
12489K

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

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

Alternative designations of λ Crucis

λ Crucis
(lambda Crucis)
SAO240368
SAO240368