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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:44  
clear_day Transit: 12:10  
SunsetSet: 17:38
sunny DaytimeWhat's Visible Now?
All Constellations » Centaurus » 


Altitude: -56.2°   Azimuth: 265.3°   Direction: West

HR4982 is a hypergiant star in the constellation of Centaurus.

HR4982 visual magnitude is 6.22. Because of its reltive faintness, HR4982 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR4982 is -0.02 arcsec per year in Right Ascension and 0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR4982 star
DSS2 image of HR4982. The red arrow shows the motion of HR4982 during the next 10000 years (-3.33 arcmin in Right Ascension and 0.50 arcmin in declination);

Key facts about HR4982


HR4982 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -56.2°
Azimuth: 265.3°
Direction: West

Celestial coordinates and finder chart of HR4982

HR4982 is situated south of the celestial equator, as such, it is more easily visible from the southern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR4982 are provided in the following table:

13h 12m 50s
-42° 41’ 58”

The simplified sky map below shows the position of HR4982 in the sky:

Finder chart HR4982 star
Simplified finder chart for HR4982.

Visibility of HR4982 from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR4982 is currently not visible from Greenwich, United Kingdom edit_location_alt

Distance of HR4982 from the Sun and relative movement

HR4982 is distant 629.34 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

193.05 pc
629.34 ly
-1 km/s
-0.02 arcsec/year
0.003 arcsec/year

Spectral properties of HR4982

HR4982 belongs to spectral class K0 and has a luminosity class of III corresponding to a hypergiant star.


The red dot in the diagram below shows where HR4982 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4982. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR4982