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public LocationGreenwich, UK
TimezoneEurope/London
Sunrise: 5:14 
Transit: 13:06 
Sunset: 20:58
wb_twilight   (Civil Twilight)   What's Visible Now?
All Constellations » Centaurus » 

HR4831

Below the horizon.  Never rises today
Alt: -83.82°   Az: 290.71°   Direction: West-North-West

HR4831 is a hypergiant star of spectral class K0 in the constellation of Centaurus.

HR4831 visual magnitude is 4.66. Because of its moderate brightness, HR4831 is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

Image of HR4831 star
DSS2 image of HR4831. The red arrow shows the motion of HR4831 during the next 1000 years (-2.12 arcmin in Right Ascension and -0.53 arcmin in declination);

Celestial Coordinates

Apparent

12h 43m 57s
-48° 56’ 50”
11h 24m 41s
00h 08m 39s

J2000

12h 42m 35s
-48° 48’ 47”

Galactic Coordinates

301.43°
14.03°

Finder Chart

Finder chart HR4831 star
Simplified finder chart for HR4831.

Magnitude, Color, Spectral Class

4.66
Hypergiant

0.85
K0III
4537K

The red dot in the diagram below shows where HR4831 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4831. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

HR4831 is distant 188.33 light years from the Sun and it is moving towards the Sun at the speed of 12 kilometers per second.

57.77
188.33
-12 km/s
-0.127 arcsec/y
-0.032"/y

Alternative Designations

SAO223614
SAO223614

Visibility from Your Location

HR4831 is currently not visible from Greenwich, UK