HR7122

Below the horizon. Never rises today

Alt: -74.39° Az: 63.16° Direction: East-North-East

HR7122 is a hypergiant star of spectral class K0 in the constellation of Corona Australis.

HR7122 visual magnitude is 5.36. Because of its faintness, HR7122 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 HR7122. The red arrow shows the motion of HR7122 during the next 10000 years (-5.83 arcmin in Right Ascension and -4.33 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 58m 02s

Declination -42° 40’ 35”

Hour Angle 13h 16m 14s

Sideral Time 08h 14m 17s

J2000

Right Ascension 18h 56m 16s

Declination -42° 42’ 38”

Galactic Coordinates

Galactic Longitude 353.85°

Galactic Latitude -18.85°

Finder Chart

Simplified finder chart for HR7122.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.36

Class Hypergiant

Absolute magnitude 0.47

Spectral Type K0III

Color Index (B-V) 1

Temperature 4743K

The red dot in the diagram below shows where HR7122 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7122. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR7122 is distant 309.89 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

Distance (parsec) 95.06

Distance (light year) 309.89

Radial Speed -21 km/s

Proper Motion RA -0.035 arcsec/y

Proper Motion Dec -0.026"/y

Alternative Designations

Henry Draper Catalogue HD175219

SAO Catalogue SAO229383

Hipparcos Catalogue HIP92953

Durchmusterung Catalogue CD-4213761

Visibility from Your Location

HR7122 is currently not visible from Greenwich, UK

Set Location

Other stars in Corona Australis