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public LocationGreenwich, United Kingdom
Sunrise: 4:42 
Transit: 12:59 
Sunset: 21:17
sunny   (Daytime)   What's Visible Now?

75 Orionis

Above the horizon.  Rise: 6:39 | Tran: 13:28 | Set: 20:16
Altitude: 48.1°   Azimuth: 190.1°   Direction: South

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.

Celestial coordinates and finder chart of 75 Orionis

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

75 Orionis is situated close to the celestial equator, as such, it is at least partly visible from both hemispheres in certain times of the year. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 75 Orionis are provided in the following table:

06h 17m 06s
+09° 56’ 33”
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);

Key facts about 75 Orionis


and has a luminosity class of V corresponding to a main-sequence star.


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

75 Orionis 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:

0.1 arcsec

Distance of 75 Orionis from the Sun and relative movement

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 pc
253.70 ly
12 km/s
0.007 arcsec/year
-0.061 arcsec/year

Alternative designations of 75 Orionis


Visibility of 75 Orionis from your location

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

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