Your guide to the Solar System and the night sky
Please donate now to help keep TheSkyLive ads-free. This site cannot run without your voluntary donations.
🌎  Greenwich, United Kingdom [change]


HR871 is a giant star in the constellation of Horologium.

HR871 visual magnitude is 6.21. Because of its reltive faintness, HR871 should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about HR871:

HR871 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR871

HR871 is situated south of the celestial equator, as such, it is more easily visible from the southern emisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR871 are provided in the following table:

02h 54m 06s
-50° 52’ 17”

The simplified sky map below shows the position of HR871 in the sky:

Finder chart HR871 star
Simplified finder chart for HR871.

Visibility of HR871 from your location

Location: Greenwich, United Kingdom [change]
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

HR871 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR871

The image below is a photograph of HR871 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of HR871 is 0.01 arcsec per year in Right Ascension and 0.006 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR871 star
DSS2 image of HR871. The red arrow shows the motion of HR871 during the next 10000 years (1.67 arcmin in Right Ascension and 1.00 arcmin in declination);

Distance of HR871 from the Sun and relative movement

HR871 is distant 1,112.63 light years from the Sun and it is moving towards the Sun at the speed of 13 kilometers per second.

341.30 pc
1,112.63 ly
-13 km/s
0.01 arcsec/year
0.006 arcsec/year

Spectral properties of HR871

HR871 belongs to spectral class K4 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR871 is situated in the Hertzsprungā€“Russell diagram.

HR Diagram
H-R diagram showing the position of HR871. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR871