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public  Moba, Cina Moba, Cina  ⓘ
TimezoneAsia/Shanghai
Sunrise: 6:18 
Transit: 13:25 
Sunset: 20:33
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All Constellations » Orion » 

ο1 Orionis (omicron1 Orionis)

Above the horizon.  Rise: 4:45 | Tran: 11:25 | Set: 18:02
Alt: 63.08°   Az: 230.22°   Direction: South-West

ο1 Orionis is a variable star of spectral class S3 in the constellation of Orion.

ο1 Orionis visual magnitude is 4.74. Because of its moderate brightness, ο1 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 ο1 Orionis (omicron1 Orionis) star
DSS2 image of ο1 Orionis. The red arrow shows the motion of ο1 Orionis during the next 10000 years (0.00 arcmin in Right Ascension and -9.50 arcmin in declination);

Celestial Coordinates

Apparent

04h 53m 58s
+14° 17’ 28”
01h 24m 10s
06h 18m 09s

J2000

04h 52m 32s
+14° 15’ 02”

Galactic Coordinates

185.43°
-18.39°

Finder Chart

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Finder chart for ο1 Orionis (omicron1 Orionis).

Magnitude, Color, Spectral Class

4.74

-1.36
S3
3345K

The red dot in the diagram below shows where ο1 Orionis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of ο1 Orionis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

ο1 Orionis is distant 541.53 light years from the Sun and it is moving towards the Sun at the speed of 8 kilometers per second.

166.11
541.53
-8 km/s
-0.057"/y

Alternative Designations

ο1 Orionis
(omicron1 Orionis)
SAO94176
SAO94176

Visibility from Your Location

Today's ο1 Orionis (omicron1 Orionis) rise, transit and set times from Moba, Cina are the following (all times relative to the local timezone Asia/Shanghai):

Azimuth: 75.7°
Max altitude: 71.0°
Azimuth: 284.3°