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🌎  Greenwich, United Kingdom [change]


HR8509 is a giant star in the constellation of Tucana.

HR8509 visual magnitude is 6.34. Because of its reltive faintness, HR8509 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 HR8509:

HR8509 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR8509

HR8509 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 HR8509 are provided in the following table:

22h 20m 36s
-57° 30’ 35”

The simplified sky map below shows the position of HR8509 in the sky:

Finder chart HR8509 star
Simplified finder chart for HR8509.

Visibility of HR8509 from your location

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

HR8509 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR8509

The image below is a photograph of HR8509 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 HR8509 is 0.022 arcsec per year in Right Ascension and -0.015 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR8509 star
DSS2 image of HR8509. The red arrow shows the motion of HR8509 during the next 10000 years (3.67 arcmin in Right Ascension and -2.50 arcmin in declination);

Distance of HR8509 from the Sun and relative movement

HR8509 is distant 779.90 light years from the Sun and it is moving towards the Sun at the speed of 34 kilometers per second.

239.23 pc
779.90 ly
-34 km/s
0.022 arcsec/year
-0.015 arcsec/year

Spectral properties of HR8509

HR8509 belongs to spectral class K3 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR8509 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR8509. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR8509