κ1 Coronae Australis (kappa1 Coronae Australis)

Below the horizon. Never rises today

Alt: -22.80° Az: 235.88° Direction: South-West

κ1 Coronae Australis is a double hypergiant star of spectral class A0 in the constellation of Corona Australis.

κ1 Coronae Australis visual magnitude is 6.32. Because of its faintness, κ1 Coronae Australis 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.

Image of κ1 Coronae Australis (kappa1 Coronae Australis) star

DSS2 image of κ1 Coronae Australis. The red arrow shows the motion of κ1 Coronae Australis during the next 10000 years (3.50 arcmin in Right Ascension and -4.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 18h 35m 08s

Declination -38° 41’ 56”

Hour Angle 05h 11m 42s

Sidereal Time 23h 46m 51s

J2000

Right Ascension 18h 33m 23s

Declination -38° 43’ 13”

Galactic Coordinates

Galactic Longitude 356°

Galactic Latitude -13.33°

Finder Chart

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Finder chart for κ1 Coronae Australis (kappa1 Coronae Australis).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.32

Class Hypergiant

Absolute magnitude -2.29

Spectral Type A0III

Color Index (B-V)

Temperature 10125K

The red dot in the diagram below shows where κ1 Coronae Australis is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of κ1 Coronae Australis. Attribution: Richard Powell / CC BY-SA

Star System Properties

κ1 Coronae Australis is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the κ1 Coronae Australis double sysyem:

Main star magnitude 6.32

Secondary star magnitude 7.02

Magnitude difference 0.7

Separation 21.4 arcsec

Distance, Radial Speed, Proper Motion

κ1 Coronae Australis is distant 1,715.79 light years from the Sun and it is moving towards the Sun at the speed of 16 kilometers per second.

Distance (parsec) 526.32

Distance (light year) 1,715.79

Radial Speed -16 km/s

Proper Motion RA 0.021 arcsec/y

Proper Motion Dec -0.028"/y

Alternative Designations

Bayer designation κ1 Coronae Australis
(kappa1 Coronae Australis)

Henry Draper Catalogue HD170868

SAO Catalogue SAO210296

Hipparcos Catalogue HIP90968

Durchmusterung Catalogue CD-3812896

Visibility from Your Location

κ1 Coronae Australis (kappa1 Coronae Australis) is currently not visible from Greenwich, UK

Set Location

Other stars in Corona Australis