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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:06 
Transit: 12:56 
Sunset: 20:47
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All Constellations » Grus » 

τ3 Gruis (tau3 Gruis)

Below the horizon.  Never rises today
Alt: -25.02°   Az: 223.36°   Direction: South-West

τ3 Gruis is a star of spectral class A in the constellation of Grus.

τ3 Gruis visual magnitude is 5.7. Because of its faintness, τ3 Gruis is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of τ3 Gruis (tau3 Gruis) star
DSS2 image of τ3 Gruis. The red arrow shows the motion of τ3 Gruis during the next 10000 years (-4.67 arcmin in Right Ascension and -0.17 arcmin in declination);

Celestial Coordinates

Apparent

22h 58m 15s
-47° 49’ 59”
04h 31m 47s
03h 30m 03s

J2000

22h 56m 47s
-47° 58’ 09”

Galactic Coordinates

342.17°
-59.49°

Finder Chart

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Finder chart for τ3 Gruis (tau3 Gruis).

Magnitude, Color, Spectral Class

5.7
τ3 Gruis is also a so called metallic star.

1.09
A
8011K

The red dot in the diagram below shows where τ3 Gruis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of τ3 Gruis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

τ3 Gruis is distant 272.12 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

83.47
272.12
6 km/s
-0.028 arcsec/y
-0.001"/y

Alternative Designations

τ3 Gruis
(tau3 Gruis)
SAO231364
SAO231364

Visibility from Your Location

τ3 Gruis (tau3 Gruis) is currently not visible from Greenwich, UK