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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: 7:48  
clear_day Transit: 11:49  
SunsetSet: 15:50 south
sunny DaytimeWhat's Visible Now?
All Constellations » Sagittarius » 


Altitude: -9.3°   Azimuth: 106.9°   Direction: East-South-East

HR6919 is a variable main-sequence star in the constellation of Sagittarius.

HR6919 visual magnitude is 6.2. Because of its reltive faintness, HR6919 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 HR6919:


HR6919 is below the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: -9.3°
Azimuth: 106.9°
Direction: East-South-East

Celestial coordinates and finder chart of HR6919

HR6919 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 HR6919 are provided in the following table:

18h 27m 56s
-17° 48’ 00”

The simplified sky map below shows the position of HR6919 in the sky:

Finder chart HR6919 star
Simplified finder chart for HR6919.

Visibility of HR6919 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 HR6919 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: 107.8°
Max altitude: 20.7°
Azimuth: 252.2°

Digitized Sky Survey image of HR6919

The image below is a photograph of HR6919 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 HR6919 is -0.004 arcsec per year in Right Ascension and 0.007 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of HR6919 star
DSS2 image of HR6919. The red arrow shows the motion of HR6919 during the next 100000 years (-6.67 arcmin in Right Ascension and 11.67 arcmin in declination);

Distance of HR6919 from the Sun and relative movement

HR6919 is distant 566.96 light years from the Sun and it is moving towards the Sun at the speed of 35 kilometers per second.

173.91 pc
566.96 ly
-35 km/s
-0.004 arcsec/year
0.007 arcsec/year

Spectral properties of HR6919

HR6919 belongs to spectral class B8 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR6919 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6919. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6919