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🌎  Greenwich, United Kingdom [change]


HR6821 is a main-sequence star in the constellation of Telescopium.

HR6821 visual magnitude is 6.06. Because of its reltive faintness, HR6821 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 HR6821:

HR6821 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR6821

HR6821 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 HR6821 are provided in the following table:

18h 17m 00s
-51° 04’ 05”

The simplified sky map below shows the position of HR6821 in the sky:

Finder chart HR6821 star
Simplified finder chart for HR6821.

Visibility of HR6821 from your location

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

HR6821 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR6821

The image below is a photograph of HR6821 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 HR6821 is -0.002 arcsec per year in Right Ascension and -0.008 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR6821 star
DSS2 image of HR6821. The red arrow shows the motion of HR6821 during the next 100000 years (-3.33 arcmin in Right Ascension and -13.33 arcmin in declination);

Distance of HR6821 from the Sun and relative movement

HR6821 is distant 359.43 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

110.25 pc
359.43 ly
-5 km/s
-0.002 arcsec/year
-0.008 arcsec/year

Spectral properties of HR6821

HR6821 belongs to spectral class B9 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR6821 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR6821. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6821