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🌎  Greenwich, United Kingdom [change]


HR7788 is a giant star in the constellation of Capricornus.

HR7788 visual magnitude is 6.3. Because of its reltive faintness, HR7788 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 HR7788:

HR7788 is below the horizon from Greenwich, United Kingdom [change].

Celestial coordinates and finder chart of HR7788

HR7788 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 HR7788 are provided in the following table:

20h 23m 00s
-09° 39’ 16”

The simplified sky map below shows the position of HR7788 in the sky:

Finder chart HR7788 star
Simplified finder chart for HR7788.

Visibility of HR7788 from your location

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

Today's HR7788 rise, transit and set times from Greenwich, United Kingdom [change] are the following (all times relative to the local timezone Europe/London):

Azimuth: 99.7°
Max altitude: 28.9°
Azimuth: 260.3°
HR7788 is below the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7788

The image below is a photograph of HR7788 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 HR7788 is 0.024 arcsec per year in Right Ascension and -0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of HR7788 star
DSS2 image of HR7788. The red arrow shows the motion of HR7788 during the next 10000 years (4.00 arcmin in Right Ascension and -3.00 arcmin in declination);

Distance of HR7788 from the Sun and relative movement

HR7788 is distant 435.25 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.

133.51 pc
435.25 ly
-17 km/s
0.024 arcsec/year
-0.018 arcsec/year

Spectral properties of HR7788

HR7788 belongs to spectral class G5 and has a luminosity class of III corresponding to a giant star.


The red dot in the diagram below shows where HR7788 is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of HR7788. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7788