υ Gruis (upsilon Gruis)

Below the horizon. Never rises today

Alt: -44.96° Az: 260.45° Direction: South-West

υ Gruis is a double main-sequence star of spectral class A1 in the constellation of Grus.

υ Gruis visual magnitude is 5.61. Because of its faintness, υ 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.

DSS2 image of υ Gruis. The red arrow shows the motion of υ Gruis during the next 10000 years (6.67 arcmin in Right Ascension and 2.17 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 08m 18s

Declination -38° 45’ 14”

Hour Angle 07h 46m 05s

Sidereal Time 06h 54m 23s

J2000

Right Ascension 23h 06m 53s

Declination -38° 53’ 31”

Galactic Coordinates

Galactic Longitude 357.92°

Galactic Latitude -65.25°

Finder Chart

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Finder chart for υ Gruis (upsilon Gruis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.61

Class Main-sequence

Absolute magnitude 0.83

Spectral Type A1V

Color Index (B-V) 0.01

Temperature 10002K

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

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

Star System Properties

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

Main star magnitude 5.61

Secondary star magnitude 7.91

Magnitude difference 2.3

Separation 1.1 arcsec

Distance, Radial Speed, Proper Motion

υ Gruis is distant 293.96 light years from the Sun and it is moving far from the Sun at the speed of 16 kilometers per second.

Distance (parsec) 90.17

Distance (light year) 293.96

Radial Speed 16 km/s

Proper Motion RA 0.04 arcsec/y

Proper Motion Dec 0.013"/y

Alternative Designations

Bayer designation υ Gruis
(upsilon Gruis)

Henry Draper Catalogue HD218242

SAO Catalogue SAO214313

Hipparcos Catalogue HIP114132

Durchmusterung Catalogue CD-3914936

Visibility from Your Location

υ Gruis (upsilon Gruis) is currently not visible from Greenwich, UK

Set Location

Other stars in Grus