Home
Search Objects
Major Solar System Objects
Comets
Asteroids
Spacecrafts
Star Maps
Orbits
public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:45 
Transit: 13:02 
Sunset: 21:19
warning Set your observing location to get relevant data
Search  close
All Constellations » Ophiuchus » 

κ Ophiuchi (kappa Ophiuchi)

Above the horizon.  Rise: 17:00 | Tran: 23:45 | Set: 6:34
Alt: 12.73°   Az: 269.04°   Direction: South-West

κ Ophiuchi is a variable giant star of spectral class K2 in the constellation of Ophiuchus.

κ Ophiuchi visual magnitude is 3.2. Because of its moderate brightness, κ Ophiuchi 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.

Image of κ Ophiuchi (kappa Ophiuchi) star
DSS2 image of κ Ophiuchi. The red arrow shows the motion of κ Ophiuchi during the next 1000 years (-4.85 arcmin in Right Ascension and -0.17 arcmin in declination);

Celestial Coordinates

Apparent

16h 58m 53s
+09° 20’ 14”
05h 25m 02s
22h 23m 55s

J2000

16h 57m 40s
+09° 22’ 30”

Galactic Coordinates

28.37°
29.5°

Finder Chart

loader
  Loading map...
Finder chart for κ Ophiuchi (kappa Ophiuchi).

Magnitude, Color, Spectral Class

3.2
Giant

1.10
K2III
4409K

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

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

Distance, Radial Speed, Proper Motion

κ Ophiuchi is distant 85.81 light years from the Sun and it is moving towards the Sun at the speed of 56 kilometers per second.

26.32
85.81
-56 km/s
-0.291 arcsec/y
-0.01"/y

Alternative Designations

κ Ophiuchi
(kappa Ophiuchi)
27 Ophiuchi
SAO121962
SAO121962

Visibility from Your Location

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

Azimuth: 80.7°
Max altitude: 47.9°
Azimuth: 279.3°