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public LocationGreenwich, United Kingdom
TimezoneEurope/London
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
sunny   (Daytime)   What's Visible Now?

δ1 Gruis (delta1 Gruis)

Below the horizon.  Never rises today
Altitude: -75.9°   Azimuth: 62.2°   Direction: East-North-East

δ1 Gruis is a variable and double giant star of spectral class G6 in the constellation of Grus.

δ1 Gruis visual magnitude is 3.97. Because of its moderate brightness, δ1 Gruis is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Celestial coordinates and finder chart of δ1 Gruis

Finder chart δ1 Gruis (delta1 Gruis) star
Simplified finder chart for δ1 Gruis (delta1 Gruis).

δ1 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 δ1 Gruis are provided in the following table:

22h 29m 16s
-43° 29’ 44”
353.77°
-57.05°
Grus
Image of δ1 Gruis (delta1 Gruis) star
DSS2 image of δ1 Gruis. The red arrow shows the motion of δ1 Gruis during the next 10000 years (4.67 arcmin in Right Ascension and -0.83 arcmin in declination);

Key facts about δ1 Gruis

3.97
Giant

and has a luminosity class of III corresponding to a giant star.

-0.82
G6III
4672K

The red dot in the diagram below shows where δ1 Gruis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of δ1 Gruis. Attribution: Richard Powell / CC BY-SA

δ1 Gruis star system properties

δ1 Gruis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the δ1 Gruis double sysyem:

3.97
12.77
8.8
5.6 arcsec

Distance of δ1 Gruis from the Sun and relative movement

δ1 Gruis is distant 295.56 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

90.66 pc
295.56 ly
5 km/s
0.028 arcsec/year
-0.005 arcsec/year

Alternative designations of δ1 Gruis

δ1 Gruis
(delta1 Gruis)
SAO231154
SAO231154

Visibility of δ1 Gruis from your location

δ1 Gruis (delta1 Gruis) is currently not visible from Greenwich, United Kingdom