HR8771

Below the horizon. Never rises today

Alt: -78.55° Az: 30.76° Direction: North-North-East

HR8771 is a hypergiant star of spectral class K0 in the constellation of Grus.

HR8771 visual magnitude is 5.79. Because of its faintness, HR8771 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 HR8771. The red arrow shows the motion of HR8771 during the next 10000 years (1.00 arcmin in Right Ascension and 11.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 23h 05m 22s

Declination -41° 20’ 40”

Hour Angle 12h 31m 05s

Sideral Time 11h 36m 27s

J2000

Right Ascension 23h 03m 59s

Declination -41° 28’ 41”

Galactic Coordinates

Galactic Longitude 352.86°

Galactic Latitude -63.75°

Finder Chart

Simplified finder chart for HR8771.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.79

Class Hypergiant

Absolute magnitude 0.97

Spectral Type K0III

Color Index (B-V) 1.08

Temperature 4559K

The red dot in the diagram below shows where HR8771 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8771. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR8771 is distant 300.74 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.

Distance (parsec) 92.25

Distance (light year) 300.74

Radial Speed -15 km/s

Proper Motion RA 0.006 arcsec/y

Proper Motion Dec 0.069"/y

Alternative Designations

Henry Draper Catalogue HD217842

SAO Catalogue SAO231419

Hipparcos Catalogue HIP113902

Durchmusterung Catalogue CD-4216177

Visibility from Your Location

HR8771 is currently not visible from Greenwich, UK

Set Location

Other stars in Grus