κ2 Boötis (kappa2 Boötis)
κ2 Boötis is a variable and double sub-giant star in the constellation of Boötes.
κ2 Boötis visual magnitude is 4.54. Because of its moderate brightness, κ2 Boötis should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.
The proper motion of κ2 Boötis is 0.063 arcsec per year in Right Ascension and -0.002 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Key facts about κ2 Boötis
Celestial coordinates and finder chart of κ2 Boötis
κ2 Boötis is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of κ2 Boötis are provided in the following table:
The simplified sky map below shows the position of κ2 Boötis in the sky:
Visibility of κ2 Boötis from your location
κ2 Boötis (kappa2 Boötis) is circumpolar and transits at 04:11 UTC (altitude: 89.7°)
Distance of κ2 Boötis from the Sun and relative movement
κ2 Boötis is distant 155.02 light years from the Sun and it is moving towards the Sun at the speed of 17 kilometers per second.
Spectral properties of κ2 Boötis
κ2 Boötis belongs to spectral class A8 and has a luminosity class of IV corresponding to a sub-giant star.
The red dot in the diagram below shows where κ2 Boötis is situated in the Hertzsprung–Russell diagram.
κ2 Boötis star system properties
κ2 Boötis 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 κ2 Boötis double sysyem: