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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:17
wb_twilight   (Civil Twilight)   What's Visible Now?


Below the horizon.  Never rises today
Altitude: -52.9°   Azimuth: 232.6°   Direction: South-West

HR5122 is a double giant star of spectral class K1 in the constellation of Centaurus.

HR5122 visual magnitude is 6.42. Because of its faintness, HR5122 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.

Celestial coordinates and finder chart of HR5122

Finder chart HR5122 star
Simplified finder chart for HR5122.

HR5122 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 HR5122 are provided in the following table:

13h 38m 07s
-58° 24’ 53”
Image of HR5122 star
DSS2 image of HR5122. The red arrow shows the motion of HR5122 during the next 10000 years (-1.33 arcmin in Right Ascension and -6.00 arcmin in declination);

Key facts about HR5122


and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR5122 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5122. Attribution: Richard Powell / CC BY-SA

HR5122 star system properties

HR5122 is a visual double star which can be observed with the help of medium or large telescopes. The table below shows key information about the HR5122 double sysyem:

2.5 arcsec

Distance of HR5122 from the Sun and relative movement

HR5122 is distant 472.46 light years from the Sun and it is moving far from the Sun at the speed of 1 kilometers per second.

144.93 pc
472.46 ly
1 km/s
-0.008 arcsec/year
-0.036 arcsec/year

Alternative designations of HR5122


Visibility of HR5122 from your location

HR5122 is currently not visible from Greenwich, United Kingdom