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A Complete Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 7:51  
clear_day Transit: 11:50  
SunsetSet: 15:49 south
sleep NighttimeWhat's Visible Now?
All Constellations » Orion » 

38 Orionis

Altitude: 41.7°   Azimuth: 192.3°   Direction: South-South-West

38 Orionis is a main-sequence star in the constellation of Orion.

38 Orionis visual magnitude is 5.36. Because of its reltive faintness, 38 Orionis should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 38 Orionis:


38 Orionis is above the horizon from Greenwich, United Kingdom edit_location_alt.

Altitude: 41.7°
Azimuth: 192.3°
Direction: South-South-West

Celestial coordinates and finder chart of 38 Orionis

38 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 38 Orionis are provided in the following table:

05h 34m 16s
+03° 46’ 00”

The simplified sky map below shows the position of 38 Orionis in the sky:

Finder chart 38 Orionis star
Simplified finder chart for 38 Orionis.

Visibility of 38 Orionis from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 38 Orionis rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 86.2°
Max altitude: 42.3°
Azimuth: 273.8°

Digitized Sky Survey image of 38 Orionis

The image below is a photograph of 38 Orionis from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 38 Orionis is -0.031 arcsec per year in Right Ascension and -0.018 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 38 Orionis star
DSS2 image of 38 Orionis. The red arrow shows the motion of 38 Orionis during the next 10000 years (-5.17 arcmin in Right Ascension and -3.00 arcmin in declination);

Distance of 38 Orionis from the Sun and relative movement

38 Orionis is distant 344.97 light years from the Sun and it is moving towards the Sun at the speed of 4 kilometers per second.

105.82 pc
344.97 ly
-4 km/s
-0.031 arcsec/year
-0.018 arcsec/year

Spectral properties of 38 Orionis

38 Orionis belongs to spectral class A2 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 38 Orionis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 38 Orionis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 38 Orionis