κ Pegasi (kappa Pegasi)

Above the horizon. Rise: 22:34 | Tran: 7:05 | Set: 15:31

Alt: 41.60° Az: 100.49° Direction: East

κ Pegasi is a multiple sub-giant star of spectral class F5 in the constellation of Pegasus.

κ Pegasi visual magnitude is 4.13. Because of its moderate brightness, κ Pegasi is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.

DSS2 image of κ Pegasi. The red arrow shows the motion of κ Pegasi during the next 10000 years (5.67 arcmin in Right Ascension and 1.67 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 21h 45m 47s

Declination +25° 45’ 45”

Hour Angle 20h 21m 02s

Sidereal Time 18h 06m 50s

J2000

Right Ascension 21h 44m 38s

Declination +25° 38’ 41”

Galactic Coordinates

Galactic Longitude 78.41°

Galactic Latitude -20.67°

Finder Chart

Loading map...

Finder chart for κ Pegasi (kappa Pegasi).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 4.13

Class Sub-giant

Absolute magnitude 1.39

Spectral Type F5IV

Color Index (B-V) 0.43

Temperature 6724K

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

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

Star System Properties

κ Pegasi 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 κ Pegasi double sysyem:

Main star magnitude 4.13

Secondary star magnitude 4.53

Magnitude difference 0.4

Separation 0.3 arcsec

Distance, Radial Speed, Proper Motion

κ Pegasi is distant 115.03 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

Distance (parsec) 35.29

Distance (light year) 115.03

Radial Speed -8 km/s

Proper Motion RA 0.034 arcsec/y

Proper Motion Dec 0.01"/y

Alternative Designations

Bayer designation κ Pegasi
(kappa Pegasi)

Flamsteed designation 10 Pegasi

Henry Draper Catalogue HD206901

SAO Catalogue SAO89949

Hipparcos Catalogue HIP107354

Durchmusterung Catalogue BD+24 4463

Aitken Double Star Catalogue ADS15281

Visibility from Your Location

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

Azimuth: 64.2° RISE 22:34

Max altitude: 64.3° TRANSIT 7:05

Azimuth: 295.8° SET 15:31

Set Location

Other stars in Pegasus