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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:12 
Transit: 12:14 
Sunset: 17:16
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All Constellations » Orion » 

ω Orionis (omega Orionis)

Below the horizon.  Rise: 13:33 | Tran: 19:52 | Set: 2:14
Alt: -33.93°   Az: 10.03°   Direction: North

ω Orionis is a variable giant star of spectral class B3 in the constellation of Orion.

ω Orionis visual magnitude is 4.57. Because of its moderate brightness, ω Orionis 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 ω Orionis (omega Orionis) star
DSS2 image of ω Orionis. The red arrow shows the motion of ω Orionis during the next 100000 years (1.67 arcmin in Right Ascension and -5.00 arcmin in declination);

Celestial Coordinates

Apparent

05h 40m 30s
+04° 08’ 01”
12h 33m 19s
18h 13m 49s

J2000

05h 39m 11s
+04° 07’ 17”

Galactic Coordinates

200.73°
-14.03°

Finder Chart

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Finder chart for ω Orionis (omega Orionis).

Magnitude, Color, Spectral Class

4.57
Giant

-3.91
B3III
11744K

The red dot in the diagram below shows where ω Orionis is situated in the Hertzsprung–Russell diagram.

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

Distance, Radial Speed, Proper Motion

ω Orionis is distant 1,621.89 light years from the Sun and it is moving far from the Sun at the speed of 22 kilometers per second.

497.51
1,621.89
22 km/s
0.001 arcsec/y
-0.003"/y

Alternative Designations

ω Orionis
(omega Orionis)
SAO113001
SAO113001

Visibility from Your Location

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

Azimuth: 85.9°
Max altitude: 42.7°
Azimuth: 274.1°