Your guide to the Solar System and the night sky
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🌎  Observing from: Greenwich, United Kingdom [change]


HR6858 is a giant star in the constellation of Serpens.

HR6858 visual magnitude is 5.39. Because of its reltive faintness, HR6858 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 HR6858:

HR6858 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6858

HR6858 is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR6858 are provided in the following table:

18h 20m 08s
-15° 49’ 54”

The simplified sky map below shows the position of HR6858 in the sky:

Finder chart HR6858 star
Simplified finder chart for HR6858.

Visibility of HR6858 from your location

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

Today's HR6858 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 105.8°
Max altitude: 22.7°
Azimuth: 254.2°
HR6858 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6858

The image below is a photograph of HR6858 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 HR6858 is 0.037 arcsec per year in Right Ascension and -0.033 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6858 star
DSS2 image of HR6858. The red arrow shows the motion of HR6858 during the next 10000 years (6.17 arcmin in Right Ascension and -5.50 arcmin in declination);

Distance of HR6858 from the Sun and relative movement

HR6858 is distant 470.42 light years from the Sun and it is moving far from the Sun at the speed of 31 kilometers per second.

144.30 pc
470.42 ly
31 km/s
0.037 arcsec/year
-0.033 arcsec/year

Spectral properties of HR6858

HR6858 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 HR6858 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6858. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6858