HR4143

Below the horizon. Never rises today

Alt: -11.61° Az: 160.62° Direction: South-South-East

HR4143 is a double giant star of spectral class K4 in the constellation of Vela.

HR4143 visual magnitude is 5.02. Because of its faintness, HR4143 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 HR4143. The red arrow shows the motion of HR4143 during the next 10000 years (-3.17 arcmin in Right Ascension and 0.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 10h 34m 00s

Declination -47° 07’ 56”

Hour Angle 22h 05m 50s

Sidereal Time 08h 39m 51s

J2000

Right Ascension 10h 32m 56s

Declination -47° 00’ 11”

Galactic Coordinates

Galactic Longitude 279.8°

Galactic Latitude 9.55°

Finder Chart

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Finder chart for HR4143.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.02

Class Giant

Absolute magnitude -2.34

Spectral Type K4III

Color Index (B-V) 1.04

Temperature 4649K

The red dot in the diagram below shows where HR4143 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4143. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4143 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 HR4143 double sysyem:

Main star magnitude 5.02

Secondary star magnitude 9.02

Magnitude difference 4

Separation 40.2 arcsec

Distance, Radial Speed, Proper Motion

HR4143 is distant 964.50 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

Distance (parsec) 295.86

Distance (light year) 964.50

Radial Speed 4 km/s

Proper Motion RA -0.019 arcsec/y

Proper Motion Dec 0.003"/y

Alternative Designations

Henry Draper Catalogue HD91504

SAO Catalogue SAO222136

Hipparcos Catalogue HIP51635

Durchmusterung Catalogue CD-46 6205

FK5 Catalogue 1273

Visibility from Your Location

HR4143 is currently not visible from Greenwich, UK

Set Location

Other stars in Vela