HR8631

Above the horizon. Rise: 16:38 | Tran: 23:52 | Set: 7:11

Alt: 38.11° Az: 242.07° Direction: West-South-West

HR8631 is a multiple main-sequence star of spectral class G4 in the constellation of Pegasus.

HR8631 visual magnitude is 5.71. Because of its faintness, HR8631 is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

DSS2 image of HR8631. The red arrow shows the motion of HR8631 during the next 1000 years (4.47 arcmin in Right Ascension and 2.40 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 22h 42m 05s

Declination +14° 40’ 44”

Hour Angle 03h 03m 45s

Sideral Time 01h 45m 51s

J2000

Right Ascension 22h 40m 52s

Declination +14° 32’ 57”

Galactic Coordinates

Galactic Longitude 81.67°

Galactic Latitude -37.65°

Finder Chart

Simplified finder chart for HR8631.

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.71

Class Main-sequence

Absolute magnitude 3.13

Spectral Type G4V

Color Index (B-V) 0.72

Temperature 5534K

The red dot in the diagram below shows where HR8631 is situated in the Hertzsprung–Russell diagram.

H-R diagram showing the position of HR8631. Attribution: Richard Powell / CC BY-SA

Star System Properties

HR8631 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 HR8631 double sysyem:

Main star magnitude 5.71

Secondary star magnitude 6.21

Magnitude difference 0.5

Separation 0.4 arcsec

Distance, Radial Speed, Proper Motion

HR8631 is distant 106.92 light years from the Sun and it is moving towards the Sun at the speed of 10 kilometers per second.

Distance (parsec) 32.80

Distance (light year) 106.92

Radial Speed -10 km/s

Proper Motion RA 0.268 arcsec/y

Proper Motion Dec 0.144"/y

Alternative Designations

Henry Draper Catalogue HD214850

SAO Catalogue SAO108094

Hipparcos Catalogue HIP111974

Durchmusterung Catalogue BD+13 4971

Aitken Double Star Catalogue ADS16173

Visibility from Your Location

Today's HR8631 rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 75.3° RISE 16:38

Max altitude: 53.2° TRANSIT 23:52

Azimuth: 284.7° SET 7:11

Name:	Greenwich, UK
Latitude:	51° 28' 48.0" N
Longitude:	0° 0' 0.0" E
Timezone:	Europe/London

Location

Other stars in Pegasus