We use cookies to deliver essential features and to measure their performance. Learn more.
Help us keep TheSkyLive 100% free & ads-free, donate now!
Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:06 
Transit: 12:13 
Sunset: 17:21
wb_twilight   (Astronomical Twilight)  
What's Visible Now • Tonight Timeline
Search  close
All Constellations » Centaurus » 

HR4788

Below the horizon.  Never rises today
Alt: -45.31°   Az: 109.83°   Direction: East-South-East

HR4788 is a double main-sequence star of spectral class G1 in the constellation of Centaurus.

HR4788 visual magnitude is 5.77. Because of its faintness, HR4788 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.

Image of HR4788 star
DSS2 image of HR4788. The red arrow shows the motion of HR4788 during the next 1000 years (-1.38 arcmin in Right Ascension and -3.58 arcmin in declination);

Celestial Coordinates

Apparent

12h 36m 04s
-44° 48’ 41”
16h 35m 20s
05h 11m 25s

J2000

12h 34m 42s
-44° 40’ 23”

Galactic Coordinates

299.8°
18.1°

Finder Chart

loader
  Loading map...
Finder chart for HR4788.

Magnitude, Color, Spectral Class

5.77
Main-sequence

3.51
G1V
5602K

The red dot in the diagram below shows where HR4788 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4788. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR4788 is a visual double star which can be observed with the help of large telescopes. The table below shows key information about the HR4788 double sysyem:

5.77
9.77
4
1 arcsec

Distance, Radial Speed, Proper Motion

HR4788 is distant 92.48 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

28.37
92.48
18 km/s
-0.083 arcsec/y
-0.215"/y

Alternative Designations

SAO223527
SAO223527

Visibility from Your Location

HR4788 is currently not visible from Greenwich, UK