HR7683

HR7683 is a multiple sub-giant star in the constellation of Cygnus.

HR7683 visual magnitude is 6.19. Because of its reltive faintness, HR7683 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 HR7683:

Color of HR7683 ⬤

Magnitude of HR7683 6.19

Class Sub-giant

VISIBILITY RIGHT NOW HR7683 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 76°.

Celestial coordinates and finder chart of HR7683

HR7683 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 HR7683 are provided in the following table:

Right Ascension J2000 20h 05m 09s

Declination J2000 +38° 28’ 41”

Galactic Longitude 74.84°

Galactic Latitude 3.64°

Constellation Cygnus

The simplified sky map below shows the position of HR7683 in the sky:

Simplified finder chart for HR7683.

Visibility of HR7683 from your location

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

Today's HR7683 rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 51.5° RISE 16:36

Max altitude: 77.0° TRANSIT 4:23

Azimuth: 308.5° SET 16:07

RIGHT NOW HR7683 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7683

The image below is a photograph of HR7683 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 HR7683 is 0.259 arcsec per year in Right Ascension and 0.109 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

DSS2 image of HR7683. The red arrow shows the motion of HR7683 during the next 1000 years (4.32 arcmin in Right Ascension and 1.82 arcmin in declination);

Distance of HR7683 from the Sun and relative movement

HR7683 is distant 61.52 light years from the Sun and it is moving towards the Sun at the speed of 24 kilometers per second.

Distance (parsec) 18.87 pc

Distance (light year) 61.52 ly

Heliocentric radial velocity -24 km/s

Proper Motion RA 0.259 arcsec/year

Proper Motion Dec 0.109 arcsec/year

Spectral properties of HR7683

HR7683 belongs to spectral class G5 and has a luminosity class of IV corresponding to a sub-giant star.

Absolute magnitude 4.81

Spectral Type G5IV

Color Index (B-V) 0.64

Temperature of HR7683 5815K

The red dot in the diagram below shows where HR7683 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7683. Attribution: Richard Powell / CC BY-SA

HR7683 star system properties

HR7683 is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the HR7683 double sysyem:

Main star magnitude 6.19

Secondary star magnitude 12.29

Magnitude difference 6.1

Separation 40 arcsec

Alternative designations of HR7683

Henry Draper Catalogue HD190771

SAO Catalogue SAO69377

Hipparcos Catalogue HIP98921

Durchmusterung Catalogue BD+38 3896

Gliese Catalogue GJ 1249

Aitken Double Star Catalogue ADS13348

In Evidence

Other stars in Cygnus