κ Tucanae (kappa Tucanae)

Below the horizon. Never rises today

Alt: -57.63° Az: 144.42° Direction: South-East

κ Tucanae is a variable and multiple sub-giant star of spectral class F6 in the constellation of Tucana.

κ Tucanae visual magnitude is 4.86. Because of its moderate brightness, κ Tucanae is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of κ Tucanae. The red arrow shows the motion of κ Tucanae during the next 1000 years (6.65 arcmin in Right Ascension and 1.78 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 01h 16m 34s

Declination -68° 44’ 44”

Hour Angle 15h 57m 02s

Sideral Time 17h 13m 37s

J2000

Right Ascension 01h 15m 46s

Declination -68° 52’ 33”

Galactic Coordinates

Galactic Longitude 299.66°

Galactic Latitude -48.1°

Finder Chart

Simplified finder chart for κ Tucanae (kappa Tucanae).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.86

Class Sub-giant

Absolute magnitude 3.31

Spectral Type F6IV

Color Index (B-V) 0.47

Temperature 6528K

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

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

Star System Properties

κ Tucanae is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the κ Tucanae double sysyem:

Main star magnitude 4.86

Secondary star magnitude 7.06

Magnitude difference 2.2

Separation 5.2 arcsec

Distance, Radial Speed, Proper Motion

κ Tucanae is distant 66.61 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 20.43

Distance (light year) 66.61

Radial Speed 9 km/s

Proper Motion RA 0.399 arcsec/y

Proper Motion Dec 0.107"/y

Alternative Designations

Bayer designation κ Tucanae
(kappa Tucanae)

Henry Draper Catalogue HD7788

SAO Catalogue SAO248346

Hipparcos Catalogue HIP5896

Durchmusterung Catalogue CP-69 45

Gliese Catalogue Gl 55.3A

General Catalogue of Variable Stars 454

Visibility from Your Location

κ Tucanae (kappa Tucanae) is currently not visible from Greenwich, UK

Set Location

Other stars in Tucana