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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 5:01 
Transit: 12:56 
Sunset: 20:52
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All Constellations » Orion » 

73 Orionis

Below the horizon.  Rise: 8:16 | Tran: 15:19 | Set: 22:21
Alt: -21.85°   Az: 28.45°   Direction: North-North-East

73 Orionis is a bright giant star of spectral class B9 in the constellation of Orion.

73 Orionis visual magnitude is 5.33. Because of its faintness, 73 Orionis 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 73 Orionis star
DSS2 image of 73 Orionis. The red arrow shows the motion of 73 Orionis during the next 100000 years (-1.67 arcmin in Right Ascension and 1.67 arcmin in declination);

Celestial Coordinates

Apparent

06h 17m 10s
+12° 32’ 27”
13h 47m 43s
20h 04m 54s

J2000

06h 15m 45s
+12° 33’ 03”

Galactic Coordinates

197.71°
-2.04°

Finder Chart

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Finder chart for 73 Orionis.

Magnitude, Color, Spectral Class

5.33
Bright giant

-2.83
B9II
10382K

The red dot in the diagram below shows where 73 Orionis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 73 Orionis. Attribution: Richard Powell / CC BY-SA

Distance, Radial Speed, Proper Motion

73 Orionis is distant 1,399.14 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.

429.18
1,399.14
13 km/s
-0.001 arcsec/y
0.001"/y

Alternative Designations

SAO95457
SAO95457

Visibility from Your Location

Today's 73 Orionis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 77.5°
Max altitude: 51.1°
Azimuth: 282.5°