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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:16
wb_twilight   (Nautical Twilight)   What's Visible Now?


Below the horizon.  Never rises today
Altitude: -4.0°   Azimuth: 192.2°   Direction: South-South-West

HR5155 is a hypergiant star of spectral class K0 in the constellation of Centaurus.

HR5155 visual magnitude is 5.98. Because of its faintness, HR5155 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 HR5155

Finder chart HR5155 star
Simplified finder chart for HR5155.

HR5155 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 HR5155 are provided in the following table:

13h 42m 55s
-41° 24’ 03”
Image of HR5155 star
DSS2 image of HR5155. The red arrow shows the motion of HR5155 during the next 10000 years (-9.83 arcmin in Right Ascension and -8.17 arcmin in declination);

Key facts about HR5155


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


The red dot in the diagram below shows where HR5155 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR5155. Attribution: Richard Powell / CC BY-SA

Distance of HR5155 from the Sun and relative movement

HR5155 is distant 352.43 light years from the Sun and it is moving far from the Sun at the speed of 28 kilometers per second.

108.11 pc
352.43 ly
28 km/s
-0.059 arcsec/year
-0.049 arcsec/year

Alternative designations of HR5155


Visibility of HR5155 from your location

HR5155 is currently not visible from Greenwich, United Kingdom