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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:05 
Transit: 12:56 
Sunset: 20:48
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All Constellations » Scorpius » 

ω1 Scorpii (omega1 Scorpii)

Below the horizon.  Rise: 21:15 | Tran: 1:24 | Set: 5:29
Alt: -2.32°   Az: 238.80°   Direction: West-South-West

ω1 Scorpii is a main-sequence star of spectral class B1 in the constellation of Scorpius.

ω1 Scorpii visual magnitude is 3.96. Because of its moderate brightness, ω1 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 ω1 Scorpii (omega1 Scorpii) star
DSS2 image of ω1 Scorpii. The red arrow shows the motion of ω1 Scorpii during the next 10000 years (-1.50 arcmin in Right Ascension and -3.50 arcmin in declination);

Celestial Coordinates

Apparent

16h 08m 17s
-20° 44’ 08”
04h 24m 09s
20h 32m 27s

J2000

16h 06m 48s
-20° 40’ 09”

Galactic Coordinates

352.75°
22.77°

Finder Chart

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Finder chart for ω1 Scorpii (omega1 Scorpii).

Magnitude, Color, Spectral Class

3.96
Main-sequence

-1.61
B1V
10653K

The red dot in the diagram below shows where ω1 Scorpii is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ω1 Scorpii. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

ω1 Scorpii is distant 423.38 light years from the Sun and it is moving towards the Sun at the speed of 3 kilometers per second.

129.87
423.38
-3 km/s
-0.009 arcsec/y
-0.021"/y

Alternative Designations

ω1 Scorpii
(omega1 Scorpii)
SAO184123
SAO184123

Visibility from Your Location

Today's ω1 Scorpii (omega1 Scorpii) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 110.7°
Max altitude: 17.8°
Azimuth: 249.3°