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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
SunriseRise: 5:51  
clear_day Transit: 12:57  
SunsetSet: 20:04
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All Constellations » Boötes » 

24 Boötis

Altitude: 36.9°   Azimuth: 53.7°   Direction: North-East

24 Boötis is a sub-giant star in the constellation of Boötes.

24 Boötis visual magnitude is 5.59. Because of its reltive faintness, 24 Boötis should be visible only from locations with dark skies, while it is not visible at all from skies affected by light pollution.

The proper motion of 24 Boötis is -0.305 arcsec per year in Right Ascension and -0.046 arcsec per year in Declination and the associated displacement for the next 1000 years is represented with the red arrow.

Image of 24 Boötis star
DSS2 image of 24 Boötis. The red arrow shows the motion of 24 Boötis during the next 1000 years (-5.08 arcmin in Right Ascension and -0.77 arcmin in declination);

Key facts about 24 Boötis


24 Boötis is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 36.9°
Azimuth: 53.7°
Direction: North-East

Celestial coordinates and finder chart of 24 Boötis

24 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 24 Boötis are provided in the following table:

14h 28m 37s
+49° 50’ 40”

The simplified sky map below shows the position of 24 Boötis in the sky:

Finder chart 24 Boötis star
Simplified finder chart for 24 Boötis.

Visibility of 24 Boötis from your location

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

24 Boötis is circumpolar and transits at 00:30 UTC (altitude: 88.4°)

Distance of 24 Boötis from the Sun and relative movement

24 Boötis is distant 307.84 light years from the Sun and it is moving towards the Sun at the speed of 6 kilometers per second.

94.43 pc
307.84 ly
-6 km/s
-0.305 arcsec/year
-0.046 arcsec/year

Spectral properties of 24 Boötis

24 Boötis belongs to spectral class G3 and has a luminosity class of IV corresponding to a sub-giant star.


The red dot in the diagram below shows where 24 Boötis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 24 Boötis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 24 Boötis