HR4771

Below the horizon. Never rises today

Alt: -62.23° Az: 134.61° Direction: South-East

HR4771 is a giant star of spectral class A8 in the constellation of Crux.

HR4771 visual magnitude is 5.95. Because of its faintness, HR4771 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 HR4771. The red arrow shows the motion of HR4771 during the next 10000 years (-10.50 arcmin in Right Ascension and 1.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 33m 23s

Declination -63° 38’ 45”

Hour Angle 15h 13m 24s

Sidereal Time 03h 46m 48s

J2000

Right Ascension 12h 31m 55s

Declination -63° 30’ 21”

Galactic Coordinates

Galactic Longitude 300.76°

Galactic Latitude -0.72°

Finder Chart

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Finder chart for HR4771.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.95

Class Giant

Absolute magnitude 1.61

Spectral Type A8III

Color Index (B-V) 0.27

Temperature 7658K

The red dot in the diagram below shows where HR4771 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4771. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4771 is distant 240.41 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 73.75

Distance (light year) 240.41

Radial Speed 4 km/s

Proper Motion RA -0.063 arcsec/y

Proper Motion Dec 0.008"/y

Alternative Designations

Henry Draper Catalogue HD109000

SAO Catalogue SAO251946

Hipparcos Catalogue HIP61158

Durchmusterung Catalogue CP-62 2805

Visibility from Your Location

HR4771 is currently not visible from Greenwich, UK

Set Location

Other stars in Crux