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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
north SunriseRise: 7:47  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sleep NighttimeWhat's Visible Now?
All Constellations » Sagittarius » 


Altitude: -54.5°   Azimuth: 282.2°   Direction: West-North-West

HR6833 is a variable and multiple main-sequence star in the constellation of Sagittarius.

HR6833 visual magnitude is 6.16. Because of its reltive faintness, HR6833 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 HR6833:


HR6833 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -54.5°
Azimuth: 282.2°
Direction: West-North-West

Celestial coordinates and finder chart of HR6833

HR6833 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 HR6833 are provided in the following table:

18h 17m 36s
-34° 06’ 25”

The simplified sky map below shows the position of HR6833 in the sky:

Finder chart HR6833 star
Simplified finder chart for HR6833.

Visibility of HR6833 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 HR6833 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: 124.1°
Max altitude: 4.4°
Azimuth: 235.9°

Digitized Sky Survey image of HR6833

The image below is a photograph of HR6833 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 HR6833 is -0.015 arcsec per year in Right Ascension and -0.009 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6833 star
DSS2 image of HR6833. The red arrow shows the motion of HR6833 during the next 10000 years (-2.50 arcmin in Right Ascension and -1.50 arcmin in declination);

Distance of HR6833 from the Sun and relative movement

HR6833 is distant 881.08 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

270.27 pc
881.08 ly
10 km/s
-0.015 arcsec/year
-0.009 arcsec/year

Spectral properties of HR6833

HR6833 belongs to spectral class B3 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR6833 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6833. Attribution: Richard Powell / CC BY-SA

HR6833 star system properties

HR6833 is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the HR6833 double sysyem:

94.1 arcsec

Alternative designations of HR6833