We use cookies to deliver essential features and to measure their performance. Learn more.
Support TheSkyLive Development! Donate Now!
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 » 

HR4732

Below the horizon.  Never rises today
Alt: -86.24°   Az: 266.01°   Direction: West

HR4732 is a double main-sequence star of spectral class B3 in the constellation of Centaurus.

HR4732 visual magnitude is 4.82. Because of its moderate brightness, HR4732 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 HR4732 star
DSS2 image of HR4732. The red arrow shows the motion of HR4732 during the next 10000 years (-7.33 arcmin in Right Ascension and -2.83 arcmin in declination);

Celestial Coordinates

Apparent

12h 27m 52s
-51° 35’ 11”
11h 35m 49s
00h 03m 41s

J2000

12h 26m 31s
-51° 27’ 02”

Galactic Coordinates

298.98°
11.23°

Finder Chart

Finder chart HR4732 star
Simplified finder chart for HR4732.

Magnitude, Color, Spectral Class

4.82
Main-sequence

-0.62
B3V
12293K

The red dot in the diagram below shows where HR4732 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4732. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4732 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 HR4732 double sysyem:

4.82
13.62
8.8
21.7 arcsec

Distance, Radial Speed, Proper Motion

HR4732 is distant 399.51 light years from the Sun and it is moving far from the Sun at the speed of 5 kilometers per second.

122.55
399.51
5 km/s
-0.044 arcsec/y
-0.017"/y

Alternative Designations

SAO239948
SAO239948

Visibility from Your Location

HR4732 is currently not visible from Greenwich, UK