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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 4:57 
Transit: 12:56 
Sunset: 20:56
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All Constellations » Scorpius » 

22 Scorpii

Below the horizon.  Rise: 21:46 | Tran: 1:24 | Set: 4:58
Alt: -1.46°   Az: 229.38°   Direction: South-West

22 Scorpii is a main-sequence star of spectral class B2 in the constellation of Scorpius.

22 Scorpii visual magnitude is 4.79. Because of its moderate brightness, 22 Scorpii 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 22 Scorpii star
DSS2 image of 22 Scorpii. The red arrow shows the motion of 22 Scorpii during the next 10000 years (-1.33 arcmin in Right Ascension and -3.67 arcmin in declination);

Celestial Coordinates

Apparent

16h 31m 45s
-25° 10’ 06”
03h 47m 52s
20h 19m 37s

J2000

16h 30m 12s
-25° 06’ 53”

Galactic Coordinates

353.1°
15.8°

Finder Chart

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Finder chart for 22 Scorpii.

Magnitude, Color, Spectral Class

4.79
Main-sequence

-0.61
B2V
11744K

The red dot in the diagram below shows where 22 Scorpii is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 22 Scorpii. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

22 Scorpii is distant 392.77 light years from the Sun and it is moving far from the Sun at the speed of 4 kilometers per second.

120.48
392.77
4 km/s
-0.008 arcsec/y
-0.022"/y

Alternative Designations

SAO184429
SAO184429

Visibility from Your Location

Today's 22 Scorpii rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 115.2°
Max altitude: 13.4°
Azimuth: 244.8°