HR7795

HR7795 is a giant star in the constellation of Cygnus.

HR7795 visual magnitude is 6.39. Because of its reltive faintness, HR7795 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 HR7795:

Color of HR7795 ⬤

Magnitude of HR7795 6.39

Class Giant

VISIBILITY RIGHT NOW HR7795 is above the horizon from Greenwich, United Kingdom [change]. Altitude: 9°.

Celestial coordinates and finder chart of HR7795

HR7795 is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of HR7795 are provided in the following table:

Right Ascension J2000 20h 22m 02s

Declination J2000 +41° 07’ 53”

Galactic Longitude 78.85°

Galactic Latitude 2.39°

Constellation Cygnus

The simplified sky map below shows the position of HR7795 in the sky:

Simplified finder chart for HR7795.

Visibility of HR7795 from your location

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

HR7795 is circumpolar and transits at 08:23 UTC (altitude: 79.7°)

Digitized Sky Survey image of HR7795

The image below is a photograph of HR7795 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 HR7795 is -0.004 arcsec per year in Right Ascension and -0.031 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7795. The red arrow shows the motion of HR7795 during the next 10000 years (-0.67 arcmin in Right Ascension and -5.17 arcmin in declination);

Distance of HR7795 from the Sun and relative movement

HR7795 is distant 1,552.38 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

Distance (parsec) 476.19 pc

Distance (light year) 1,552.38 ly

Heliocentric radial velocity -4 km/s

Proper Motion RA -0.004 arcsec/year

Proper Motion Dec -0.031 arcsec/year

Spectral properties of HR7795

HR7795 belongs to spectral class G5 and has a luminosity class of III corresponding to a giant star.

Absolute magnitude -2.00

Spectral Type G5III

Color Index (B-V) 1.07

Temperature of HR7795 4581K

The red dot in the diagram below shows where HR7795 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7795. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7795

Henry Draper Catalogue HD194069

SAO Catalogue SAO49524

Hipparcos Catalogue HIP100434

Durchmusterung Catalogue BD+40 4136

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In Evidence

Other stars in Cygnus