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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 6:52  
clear_day Transit: 12:11  
SunsetSet: 17:31
sunny DaytimeWhat's Visible Now?
All Constellations » Fornax » 


Altitude: -2.7°   Azimuth: 139.8°   Direction: South-East

HR858 is a sub-giant star in the constellation of Fornax.

HR858 visual magnitude is 6.4. Because of its reltive faintness, HR858 should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of HR858 is -0.116 arcsec per year in Right Ascension and 0.106 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR858 star
DSS2 image of HR858. The red arrow shows the motion of HR858 during the next 1000 years (-1.93 arcmin in Right Ascension and 1.77 arcmin in declination);

Key facts about HR858


HR858 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -2.7°
Azimuth: 139.8°
Direction: South-East

Celestial coordinates and finder chart of HR858

HR858 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 HR858 are provided in the following table:

02h 51m 55s
-30° 48’ 51”

The simplified sky map below shows the position of HR858 in the sky:

Finder chart HR858 star
Simplified finder chart for HR858.

Visibility of HR858 from your location

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

Today's HR858 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 120.8°
Max altitude: 7.7°
Azimuth: 239.2°

Distance of HR858 from the Sun and relative movement

HR858 is distant 104.55 light years from the Sun and it is moving far from the Sun at the speed of 8 kilometers per second.

32.07 pc
104.55 ly
8 km/s
-0.116 arcsec/year
0.106 arcsec/year

Spectral properties of HR858

HR858 belongs to spectral class F8 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where HR858 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR858. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR858