HR3863

Below the horizon. Never rises today

Alt: -78.22° Az: 229.22° Direction: South-West

HR3863 is a double sub-giant star of spectral class A3 in the constellation of Carina.

HR3863 visual magnitude is 5.32. Because of its faintness, HR3863 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 HR3863. The red arrow shows the motion of HR3863 during the next 10000 years (-5.67 arcmin in Right Ascension and 1.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 09h 41m 28s

Declination -58° 05’ 51”

Hour Angle 10h 51m 58s

Sidereal Time 20h 33m 27s

J2000

Right Ascension 09h 40m 42s

Declination -57° 59’ 00”

Galactic Coordinates

Galactic Longitude 279.79°

Galactic Latitude -3.95°

Finder Chart

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Finder chart for HR3863.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.32

Class Sub-giant

Absolute magnitude 1.18

Spectral Type A3IV

Color Index (B-V) 0.2

Temperature 8163K

The red dot in the diagram below shows where HR3863 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR3863. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR3863 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR3863 double sysyem:

Main star magnitude 5.32

Secondary star magnitude 5.52

Magnitude difference 0.2

Separation 0.2 arcsec

Distance, Radial Speed, Proper Motion

HR3863 is distant 219.53 light years from the Sun and it is moving far from the Sun at the speed of 7 kilometers per second.

Distance (parsec) 67.34

Distance (light year) 219.53

Radial Speed 7 km/s

Proper Motion RA -0.034 arcsec/y

Proper Motion Dec 0.006"/y

Alternative Designations

Henry Draper Catalogue HD84121

SAO Catalogue SAO237221

Hipparcos Catalogue HIP47479

Durchmusterung Catalogue CP-57 2228

Visibility from Your Location

HR3863 is currently not visible from Greenwich, UK

Set Location

Other stars in Carina