Nekkar - β Boötis (beta Boötis)
Nekkar, also designated as β Boötis (beta Boötis), is a variable giant star in the constellation of Boötes.
Nekkar visual magnitude is 3.5. Because of its moderate brightness, Nekkar 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 Nekkar is -0.041 arcsec per year in Right Ascension and -0.028 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.
Key facts about Nekkar
Nekkar - β Boötis (beta Boötis) is above the horizon from Greenwich, United Kingdom.
Altitude: 2.1°
Azimuth: 354.2°
Direction: North
Celestial coordinates and finder chart of Nekkar
Nekkar 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 Nekkar are provided in the following table:
The simplified sky map below shows the position of Nekkar in the sky:
Visibility of Nekkar from your location
Location: Greenwich, United Kingdom
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London
Nekkar - β Boötis (beta Boötis) is circumpolar and transits at 23:13 UTC (altitude: 78.9°)
Distance of Nekkar from the Sun and relative movement
Nekkar is distant 218.65 light years from the Sun and it is moving towards the Sun at the speed of 20 kilometers per second.
Spectral properties of Nekkar
Nekkar belongs to spectral class G8 and has a luminosity class of III corresponding to a giant star.
The red dot in the diagram below shows where Nekkar is situated in the Hertzsprung–Russell diagram.