HR8440

Below the horizon. Never rises today

Alt: -52.26° Az: 250.98° Direction: West-South-West

HR8440 is a giant star of spectral class K3 in the constellation of Grus.

HR8440 visual magnitude is 6.43. Because of its faintness, HR8440 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 HR8440. The red arrow shows the motion of HR8440 during the next 10000 years (12.83 arcmin in Right Ascension and -7.83 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 11m 31s

Declination -47° 59’ 04”

Hour Angle 08h 00m 42s

Sideral Time 06h 12m 14s

J2000

Right Ascension 22h 09m 57s

Declination -48° 06’ 25”

Galactic Coordinates

Galactic Longitude 348.06°

Galactic Latitude -52.39°

Finder Chart

Simplified finder chart for HR8440.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.43

Class Giant

Absolute magnitude -0.19

Spectral Type K3III

Color Index (B-V) 1.39

Temperature 3967K

The red dot in the diagram below shows where HR8440 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8440. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8440 is distant 686.32 light years from the Sun and it is moving far from the Sun at the speed of 19 kilometers per second.

Distance (parsec) 210.53

Distance (light year) 686.32

Radial Speed 19 km/s

Proper Motion RA 0.077 arcsec/y

Proper Motion Dec -0.047"/y

Alternative Designations

Henry Draper Catalogue HD210204

SAO Catalogue SAO231005

Hipparcos Catalogue HIP109408

Durchmusterung Catalogue CD-4814143

Visibility from Your Location

HR8440 is currently not visible from Greenwich, UK

Set Location

Other stars in Grus