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🌎  Greenwich, United Kingdom [change]


HR6909 is a main-sequence star in the constellation of Sagittarius.

HR6909 visual magnitude is 6.31. Because of its reltive faintness, HR6909 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 HR6909:

HR6909 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 0°.

Celestial coordinates and finder chart of HR6909

HR6909 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 HR6909 are provided in the following table:

18h 27m 43s
-26° 38’ 04”

The simplified sky map below shows the position of HR6909 in the sky:

Finder chart HR6909 star
Simplified finder chart for HR6909.

Visibility of HR6909 from your location

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

Today's HR6909 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 116.6°
Max altitude: 11.9°
Azimuth: 243.4°
HR6909 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR6909

The image below is a photograph of HR6909 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 HR6909 is 0.003 arcsec per year in Right Ascension and -0.025 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR6909 star
DSS2 image of HR6909. The red arrow shows the motion of HR6909 during the next 10000 years (0.50 arcmin in Right Ascension and -4.17 arcmin in declination);

Distance of HR6909 from the Sun and relative movement

HR6909 is distant 251.74 light years from the Sun and it is moving towards the Sun at the speed of 29 kilometers per second.

77.22 pc
251.74 ly
-29 km/s
0.003 arcsec/year
-0.025 arcsec/year

Spectral properties of HR6909

HR6909 belongs to spectral class A8 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where HR6909 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR6909. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR6909