HR4830

Below the horizon. Never rises today

Alt: -69.81° Az: 137.41° Direction: South-East

HR4830 is a variable giant star of spectral class B1 in the constellation of Crux.

HR4830 visual magnitude is 5.31. Because of its faintness, HR4830 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 HR4830. The red arrow shows the motion of HR4830 during the next 10000 years (-2.50 arcmin in Right Ascension and 0.00 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 44m 18s

Declination -63° 11’ 38”

Hour Angle 14h 04m 45s

Sidereal Time 02h 49m 04s

J2000

Right Ascension 12h 42m 50s

Declination -63° 03’ 30”

Galactic Coordinates

Galactic Longitude 301.96°

Galactic Latitude -0.2°

Finder Chart

Simplified finder chart for HR4830.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.31

Class Giant

Absolute magnitude -2.08

Spectral Type B1III

Color Index (B-V) 0.27

Temperature 7658K

The red dot in the diagram below shows where HR4830 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4830. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4830 is distant 981.93 light years from the Sun and it is moving far from the Sun at the speed of 35 kilometers per second.

Distance (parsec) 301.20

Distance (light year) 981.93

Radial Speed 35 km/s

Proper Motion RA -0.015 arcsec/y

Alternative Designations

Henry Draper Catalogue HD110432

SAO Catalogue SAO252002

Hipparcos Catalogue HIP62027

Durchmusterung Catalogue CP-62 2898

FK5 Catalogue 3015

General Catalogue of Variable Stars BZ Cru

Visibility from Your Location

HR4830 is currently not visible from Greenwich, UK

Set Location

Other stars in Crux