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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:03 
Transit: 11:43 
Sunset: 16:22
wb_twilight   (Nautical Twilight)  
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All Constellations » Boötes » 

10 Boötis

Above the horizon.  Rise: 2:58 | Tran: 10:55 | Set: 18:51
Alt: 27.61°   Az: 89.47°   Direction: East

10 Boötis is a hypergiant star of spectral class A0 in the constellation of Boötes.

10 Boötis visual magnitude is 5.76. Because of its faintness, 10 Boötis is visible to the naked eye only from locations with very dark skies, while it is not visible at all from skies affected by light pollution.

Image of 10 Boötis star
DSS2 image of 10 Boötis. The red arrow shows the motion of 10 Boötis during the next 10000 years (-1.50 arcmin in Right Ascension and -7.50 arcmin in declination);

Celestial Coordinates

Apparent

13h 59m 48s
+21° 34’ 33”
19h 10m 41s
09h 10m 29s

J2000

13h 58m 38s
+21° 41’ 45”

Galactic Coordinates

17.02°
73.78°

Finder Chart

Finder chart 10 Boötis star
Simplified finder chart for 10 Boötis.

Magnitude, Color, Spectral Class

5.76
Hypergiant

-0.08
A0V
10516K

The red dot in the diagram below shows where 10 Boötis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 10 Boötis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

10 Boötis is distant 480.12 light years from the Sun and it is moving far from the Sun at the speed of 6 kilometers per second.

147.28
480.12
6 km/s
-0.009 arcsec/y
-0.045"/y

Alternative Designations

SAO83103
SAO83103

Visibility from Your Location

Today's 10 Boötis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 68.4°
Max altitude: 60.1°
Azimuth: 291.6°