HR7932

Altitude: 63.3° Azimuth: 245.2° Direction: West-South-West

HR7932 is a variable supergiant star in the constellation of Cygnus.

HR7932 visual magnitude is 6.47. Because of its reltive faintness, HR7932 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 HR7932:

Color of HR7932 ⬤

Magnitude of HR7932 6.47

Class Supergiant

VISIBILITY RIGHT NOW

HR7932 is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 63.3°
Azimuth: 245.2°
Direction: West-South-West

Celestial coordinates and finder chart of HR7932

HR7932 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 HR7932 are provided in the following table:

Right Ascension J2000 20h 43m 24s

Declination J2000 +35° 35’ 16”

Galactic Longitude 76.87°

Galactic Latitude -4.26°

Constellation Cygnus

The simplified sky map below shows the position of HR7932 in the sky:

Simplified finder chart for HR7932.

Visibility of HR7932 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 HR7932 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: 54.4° RISE 18:17

Max altitude: 74.1° TRANSIT 4:34

Azimuth: 305.6° SET 14:47

RIGHT NOW HR7932 is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of HR7932

The image below is a photograph of HR7932 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 HR7932 is -0.01 arcsec per year in Right Ascension and -0.003 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7932. The red arrow shows the motion of HR7932 during the next 10000 years (-1.67 arcmin in Right Ascension and -0.50 arcmin in declination);

Distance of HR7932 from the Sun and relative movement

HR7932 is distant 2,217.69 light years from the Sun and it is moving far from the Sun at the speed of 10 kilometers per second.

Distance (parsec) 680.27 pc

Distance (light year) 2,217.69 ly

Heliocentric radial velocity 10 km/s

Proper Motion RA -0.01 arcsec/year

Proper Motion Dec -0.003 arcsec/year

Spectral properties of HR7932

HR7932 belongs to spectral class F7 and has a luminosity class of I corresponding to a supergiant star.

Absolute magnitude -2.69

Spectral Type F7I

Color Index (B-V) 1.23

Temperature of HR7932 4251K

The red dot in the diagram below shows where HR7932 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7932. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7932

Henry Draper Catalogue HD197572

SAO Catalogue SAO70423

Hipparcos Catalogue HIP102276

Durchmusterung Catalogue BD+35 4234

General Catalogue of Variable Stars X Cyg

In Evidence

Other stars in Cygnus