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


Below the horizon.  Never rises today
Altitude: -21.1°   Azimuth: 216.6°   Direction: South-West

HR4871 is a hypergiant star of spectral class A0 in the constellation of Centaurus.

HR4871 visual magnitude is 6.24. Because of its faintness, HR4871 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 HR4871

Finder chart HR4871 star
Simplified finder chart for HR4871.

HR4871 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 HR4871 are provided in the following table:

12h 50m 19s
-48° 27’ 34”
Image of HR4871 star
DSS2 image of HR4871. The red arrow shows the motion of HR4871 during the next 10000 years (-6.17 arcmin in Right Ascension and 0.33 arcmin in declination);

Key facts about HR4871


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


The red dot in the diagram below shows where HR4871 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR4871. Attribution: Richard Powell / CC BY-SA

Distance of HR4871 from the Sun and relative movement

HR4871 is distant 570.93 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

175.13 pc
570.93 ly
-17 km/s
-0.037 arcsec/year
0.002 arcsec/year

Alternative designations of HR4871


Visibility of HR4871 from your location

HR4871 is currently not visible from Greenwich, United Kingdom