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public  Greenwich, UK Greenwich, UK  ⓘ
TimezoneEurope/London
Sunrise: 7:10 
Transit: 12:47 
Sunset: 18:24
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All Constellations » Orion » 

75 Orionis

Above the horizon.  Rise: 23:24 | Tran: 6:17 | Set: 13:05
Alt: 35.71°   Az: 235.80°   Direction: South-West

75 Orionis is a multiple main-sequence star of spectral class A2 in the constellation of Orion.

75 Orionis visual magnitude is 5.39. Because of its faintness, 75 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 75 Orionis star
DSS2 image of 75 Orionis. The red arrow shows the motion of 75 Orionis during the next 10000 years (1.17 arcmin in Right Ascension and -10.17 arcmin in declination);

Celestial Coordinates

Apparent

06h 18m 28s
+09° 55’ 54”
02h 51m 56s
09h 10m 24s

J2000

06h 17m 06s
+09° 56’ 33”

Galactic Coordinates

200.16°
-2.99°

Finder Chart

Finder chart 75 Orionis star
Simplified finder chart for 75 Orionis.

Magnitude, Color, Spectral Class

5.39
Main-sequence

0.93
A2V
9028K

The red dot in the diagram below shows where 75 Orionis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 75 Orionis. Attribution: Richard Powell / CC BY-SA

Star System Properties

75 Orionis is a visual double star which can be observed only with the help of very large telescopes. The table below shows key information about the 75 Orionis double sysyem:

5.39
5.59
0.2
0.1 arcsec

Distance, Radial Speed, Proper Motion

75 Orionis is distant 253.70 light years from the Sun and it is moving far from the Sun at the speed of 12 kilometers per second.

77.82
253.70
12 km/s
0.007 arcsec/y
-0.061"/y

Alternative Designations

SAO113675
SAO113675

Visibility from Your Location

Today's 75 Orionis rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):

Azimuth: 80.1°
Max altitude: 48.5°
Azimuth: 279.9°