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🌎  Greenwich, United Kingdom [change]


HR7766 is a hypergiant star in the constellation of Telescopium.

HR7766 visual magnitude is 6.27. Because of its reltive faintness, HR7766 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 HR7766:

HR7766 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR7766

HR7766 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 HR7766 are provided in the following table:

20h 21m 41s
-49° 59’ 57”

The simplified sky map below shows the position of HR7766 in the sky:

Finder chart HR7766 star
Simplified finder chart for HR7766.

Visibility of HR7766 from your location

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

HR7766 is currently not visible from Greenwich, United Kingdom [change]

Digitized Sky Survey image of HR7766

The image below is a photograph of HR7766 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 HR7766 is -0.357 arcsec per year in Right Ascension and -0.25 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of HR7766 star
DSS2 image of HR7766. The red arrow shows the motion of HR7766 during the next 1000 years (-5.95 arcmin in Right Ascension and -4.17 arcmin in declination);

Distance of HR7766 from the Sun and relative movement

HR7766 is distant 105.71 light years from the Sun and it is moving far from the Sun at the speed of 18 kilometers per second.

32.43 pc
105.71 ly
18 km/s
-0.357 arcsec/year
-0.25 arcsec/year

Spectral properties of HR7766

HR7766 belongs to spectral class G0 and has a luminosity class of V corresponding to a hypergiant star.


The red dot in the diagram below shows where HR7766 is situated in the HertzsprungÔÇôRussell diagram.

HR Diagram
H-R diagram showing the position of HR7766. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7766