HR7634

HR7634 is a main-sequence star in the constellation of Cygnus.

HR7634 visual magnitude is 6.12. Because of its reltive faintness, HR7634 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 HR7634:

Color of HR7634 ⬤

Magnitude of HR7634 6.12

Class Main-sequence

VISIBILITY RIGHT NOW HR7634 is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 68°.

Celestial coordinates and finder chart of HR7634

HR7634 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 HR7634 are provided in the following table:

Right Ascension J2000 19h 56m 18s

Declination J2000 +56° 41’ 12”

Galactic Longitude 89.98°

Galactic Latitude 14.15°

Constellation Cygnus

The simplified sky map below shows the position of HR7634 in the sky:

Simplified finder chart for HR7634.

Visibility of HR7634 from your location

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

HR7634 is circumpolar and transits at 03:26 UTC (altitude: 84.8°)

Digitized Sky Survey image of HR7634

The image below is a photograph of HR7634 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 HR7634 is 0.022 arcsec per year in Right Ascension and 0.016 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

DSS2 image of HR7634. The red arrow shows the motion of HR7634 during the next 10000 years (3.67 arcmin in Right Ascension and 2.67 arcmin in declination);

Distance of HR7634 from the Sun and relative movement

HR7634 is distant 279.35 light years from the Sun and it is moving towards the Sun at the speed of 31 kilometers per second.

Distance (parsec) 85.69 pc

Distance (light year) 279.35 ly

Heliocentric radial velocity -31 km/s

Proper Motion RA 0.022 arcsec/year

Proper Motion Dec 0.016 arcsec/year

Spectral properties of HR7634

HR7634 belongs to spectral class A4 and has a luminosity class of V corresponding to a main-sequence star.

Absolute magnitude 1.46

Spectral Type A4V

Color Index (B-V)

Temperature of HR7634 10125K

The red dot in the diagram below shows where HR7634 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR7634. Attribution: Richard Powell / CC BY-SA

Alternative designations of HR7634

Henry Draper Catalogue HD189296

SAO Catalogue SAO32128

Hipparcos Catalogue HIP98111

Durchmusterung Catalogue BD+56 2331

In Evidence

Other stars in Cygnus