HR792

HR792 is a multiple bright giant star in the constellation of Perseus.

HR792 visual magnitude is 6.48. Because of its reltive faintness, HR792 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 HR792:

Color of HR792 ⬤

Magnitude of HR792 6.48

Class Bright giant

VISIBILITY RIGHT NOW HR792 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 18°.

Celestial coordinates and finder chart of HR792

HR792 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 HR792 are provided in the following table:

Right Ascension J2000 02h 43m 01s

Declination J2000 +48° 15’ 56”

Galactic Longitude 141.4°

Galactic Latitude -10.56°

Constellation Perseus

The simplified sky map below shows the position of HR792 in the sky:

Simplified finder chart for HR792.

Visibility of HR792 from your location

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

HR792 is circumpolar and transits at 09:56 UTC (altitude: 86.8°)

Digitized Sky Survey image of HR792

The image below is a photograph of HR792 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 HR792 is 0.007 arcsec per year in Right Ascension and 0.002 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

DSS2 image of HR792. The red arrow shows the motion of HR792 during the next 100000 years (11.67 arcmin in Right Ascension and 3.33 arcmin in declination);

Distance of HR792 from the Sun and relative movement

HR792 is distant 1,387.23 light years from the Sun and it is moving towards the Sun at the speed of 5 kilometers per second.

Distance (parsec) 425.53 pc

Distance (light year) 1,387.23 ly

Heliocentric radial velocity -5 km/s

Proper Motion RA 0.007 arcsec/year

Proper Motion Dec 0.002 arcsec/year

Spectral properties of HR792

HR792 belongs to spectral class G5 and has a luminosity class of II corresponding to a bright giant star.

Absolute magnitude -1.66

Spectral Type G5II

Color Index (B-V)

Temperature of HR792 10125K

The red dot in the diagram below shows where HR792 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR792. Attribution: Richard Powell / CC BY-SA

HR792 star system properties

HR792 is a visual double star which can be observed with the help of small or medium telescopes. The table below shows key information about the HR792 double sysyem:

Main star magnitude 6.48

Secondary star magnitude 11.48

Magnitude difference 5

Separation 72.8 arcsec

Alternative designations of HR792

Henry Draper Catalogue HD16780

SAO Catalogue SAO38274

Hipparcos Catalogue HIP12690

Durchmusterung Catalogue BD+47 683

Aitken Double Star Catalogue ADS2064

In Evidence

Other stars in Perseus