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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: 6:40  
clear_day Transit: 12:10  
SunsetSet: 17:41
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All Constellations » Grus » 

ε Gruis (epsilon Gruis)

Altitude: -75.1°   Azimuth: 261.2°   Direction: West

ε Gruis is a variable main-sequence star in the constellation of Grus.

ε Gruis visual magnitude is 3.49. Because of its moderate brightness, ε Gruis should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of ε Gruis is 0.108 arcsec per year in Right Ascension and -0.071 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of ε Gruis (epsilon Gruis) star
DSS2 image of ε Gruis. The red arrow shows the motion of ε Gruis during the next 1000 years (1.80 arcmin in Right Ascension and -1.18 arcmin in declination);

Key facts about ε Gruis


ε Gruis (epsilon Gruis) is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -75.1°
Azimuth: 261.2°
Direction: West

Celestial coordinates and finder chart of ε Gruis

ε Gruis 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 ε Gruis are provided in the following table:

22h 48m 33s
-51° 19’ 00”

The simplified sky map below shows the position of ε Gruis in the sky:

Finder chart ε Gruis (epsilon Gruis) star
Simplified finder chart for ε Gruis (epsilon Gruis).

Visibility of ε Gruis from your location

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

ε Gruis (epsilon Gruis) is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of ε Gruis from the Sun and relative movement

ε Gruis is distant 129.57 light years from the Sun

39.75 pc
129.57 ly
0.108 arcsec/year
-0.071 arcsec/year

Spectral properties of ε Gruis

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


The red dot in the diagram below shows where ε Gruis is situated in the Hertzsprung–Russell diagram.

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

Alternative designations of ε Gruis

ε Gruis
(epsilon Gruis)