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A Complete Guide to the Solar System and the Night Sky
public LocationGreenwich, United Kingdom
Sunrise: 5:35 
Transit: 12:55 
Sunset: 20:17
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All Constellations » Gemini » 

κ Geminorum (kappa Geminorum)

Altitude: 13.4°   Azimuth: 292.4°   Direction: West-North-West

κ Geminorum is a double giant star in the constellation of Gemini.

κ Geminorum visual magnitude is 3.57. Because of its moderate brightness, κ Geminorum should be easily visible from locations with dark skies, while it can be barely visible, or not visible at all, from skies affected by light pollution.

The proper motion of κ Geminorum is -0.033 arcsec per year in Right Ascension and -0.052 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of κ Geminorum (kappa Geminorum) star
DSS2 image of κ Geminorum. The red arrow shows the motion of κ Geminorum during the next 10000 years (-5.50 arcmin in Right Ascension and -8.67 arcmin in declination);

Key facts about κ Geminorum

3.57
Giant

κ Geminorum (kappa Geminorum) is above the horizon from Greenwich, United Kingdom.

Altitude: 13.4°
Azimuth: 292.4°
Direction: West-North-West

Celestial coordinates and finder chart of κ Geminorum

κ Geminorum is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of κ Geminorum are provided in the following table:

07h 44m 26s
+24° 23’ 53”
195.85°
21.97°
Gemini

The simplified sky map below shows the position of κ Geminorum in the sky:

Finder chart κ Geminorum (kappa Geminorum) star
Simplified finder chart for κ Geminorum (kappa Geminorum).

Visibility of κ Geminorum from your location

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

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

Azimuth: 65.6°
Max altitude: 62.9°
Azimuth: 294.4°

Distance of κ Geminorum from the Sun and relative movement

κ Geminorum is distant 143.42 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

43.99 pc
143.42 ly
21 km/s
-0.033 arcsec/year
-0.052 arcsec/year

Spectral properties of κ Geminorum

κ Geminorum belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.

0.35
G8III
4917K

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

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

κ Geminorum star system properties

κ Geminorum 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 Geminorum double sysyem:

3.57
9.37
5.8
7.1 arcsec

Alternative designations of κ Geminorum

κ Geminorum
(kappa Geminorum)
77 Geminorum
SAO79653
SAO79653