HR4744

Below the horizon. Never rises today

Alt: -73.66° Az: 149.94° Direction: South-South-East

HR4744 is a hypergiant star of spectral class A0 in the constellation of Crux.

HR4744 visual magnitude is 6.04. Because of its faintness, HR4744 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 HR4744. The red arrow shows the motion of HR4744 during the next 10000 years (-11.33 arcmin in Right Ascension and -4.50 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 12h 29m 45s

Declination -64° 28’ 53”

Hour Angle 13h 16m 24s

Sidereal Time 01h 46m 10s

J2000

Right Ascension 12h 28m 18s

Declination -64° 20’ 29”

Galactic Coordinates

Galactic Longitude 300.43°

Galactic Latitude -1.58°

Finder Chart

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Finder chart for HR4744.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 6.04

Class Hypergiant

Absolute magnitude 1.10

Spectral Type A0V

Color Index (B-V) 0.02

Temperature 9882K

The red dot in the diagram below shows where HR4744 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR4744. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4744 is distant 317.12 light years from the Sun and it is moving far from the Sun at the speed of 9 kilometers per second.

Distance (parsec) 97.28

Distance (light year) 317.12

Radial Speed 9 km/s

Proper Motion RA -0.068 arcsec/y

Proper Motion Dec -0.027"/y

Alternative Designations

Henry Draper Catalogue HD108501

SAO Catalogue SAO251920

Hipparcos Catalogue HIP60851

Durchmusterung Catalogue CP-63 2297

Visibility from Your Location

HR4744 is currently not visible from Greenwich, UK

Set Location

Other stars in Crux