κ Delphini (kappa Delphini)

Above the horizon. Rise: 21:00 | Tran: 3:53 | Set: 10:43

Alt: 48.58° Az: 185.59° Direction: South

κ Delphini is a multiple sub-giant star of spectral class G2 in the constellation of Delphinus.

κ Delphini visual magnitude is 5.05. Because of its faintness, κ Delphini 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.

Image of κ Delphini (kappa Delphini) star

DSS2 image of κ Delphini. The red arrow shows the motion of κ Delphini during the next 1000 years (5.35 arcmin in Right Ascension and 0.38 arcmin in declination);

Celestial Coordinates

Apparent

Right Ascension 20h 40m 21s

Declination +10° 10’ 37”

Hour Angle 00h 15m 00s

Sidereal Time 20h 55m 22s

J2000

Right Ascension 20h 39m 07s

Declination +10° 05’ 09”

Galactic Coordinates

Galactic Longitude 55.18°

Galactic Latitude -18.47°

Finder Chart

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Finder chart for κ Delphini (kappa Delphini).

Magnitude, Color, Spectral Class

Color ⬤

Magnitude 5.05

Class Sub-giant

Absolute magnitude 2.66

Spectral Type G2IV

Color Index (B-V) 0.72

Temperature 5534K

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

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

Star System Properties

κ Delphini 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 κ Delphini double sysyem:

Main star magnitude 5.05

Secondary star magnitude 9.85

Magnitude difference 4.8

Separation 203.6 arcsec

Distance, Radial Speed, Proper Motion

κ Delphini is distant 97.99 light years from the Sun and it is moving towards the Sun at the speed of 52 kilometers per second.

Distance (parsec) 30.06

Distance (light year) 97.99

Radial Speed -52 km/s

Proper Motion RA 0.321 arcsec/y

Proper Motion Dec 0.023"/y

Alternative Designations

Bayer designation κ Delphini
(kappa Delphini)

Flamsteed designation 7 Delphini

Henry Draper Catalogue HD196755

SAO Catalogue SAO126059

Hipparcos Catalogue HIP101916

Durchmusterung Catalogue BD+09 4600

FK5 Catalogue 772

Aitken Double Star Catalogue ADS14101

Visibility from Your Location

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

Azimuth: 79.8° RISE 21:00

Max altitude: 48.7° TRANSIT 3:53

Azimuth: 280.2° SET 10:43

Set Location

Other stars in Delphinus