HR6991

Below the horizon. Never rises today

Alt: -35.84° Az: 243.41° Direction: West-South-West

HR6991 is a giant star of spectral class M2 in the constellation of Corona Australis.

HR6991 visual magnitude is 5.37. Because of its faintness, HR6991 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 HR6991. The red arrow shows the motion of HR6991 during the next 10000 years (-8.67 arcmin in Right Ascension and -8.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 41m 21s

Declination -43° 09’ 42”

Hour Angle 06h 25m 24s

Sideral Time 01h 06m 46s

J2000

Right Ascension 18h 39m 34s

Declination -43° 11’ 09”

Galactic Coordinates

Galactic Longitude 352.23°

Galactic Latitude -16.17°

Finder Chart

Simplified finder chart for HR6991.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.37

Class Giant

Absolute magnitude -1.63

Spectral Type M2III

Color Index (B-V) 1.68

Temperature 3541K

The red dot in the diagram below shows where HR6991 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR6991. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR6991 is distant 817.04 light years from the Sun and it is moving far from the Sun at the speed of 29 kilometers per second.

Distance (parsec) 250.63

Distance (light year) 817.04

Radial Speed 29 km/s

Proper Motion RA -0.052 arcsec/y

Proper Motion Dec -0.052"/y

Alternative Designations

Henry Draper Catalogue HD171967

SAO Catalogue SAO229172

Hipparcos Catalogue HIP91494

Durchmusterung Catalogue CD-4312699

Visibility from Your Location

HR6991 is currently not visible from Greenwich, UK

Set Location

Other stars in Corona Australis