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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: 7:54  
clear_day Transit: 11:51  
SunsetSet: 15:49 south
sleep NighttimeWhat's Visible Now?
All Constellations » Orion » 

49 Orionis

Altitude: 7.2°   Azimuth: 111.2°   Direction: East-South-East

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

49 Orionis visual magnitude is 4.8. Because of its moderate brightness, 49 Orionis should be easily visible from locations with dark skyes, while it can be barely visible, or not visible at all, from skyes affected by light pollution.

The table below summarizes the key facts about 49 Orionis:


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

Altitude: 7.2°
Azimuth: 111.2°
Direction: East-South-East

Celestial coordinates and finder chart of 49 Orionis

49 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 49 Orionis are provided in the following table:

05h 38m 53s
-07° 12’ 47”

The simplified sky map below shows the position of 49 Orionis in the sky:

Finder chart 49 Orionis star
Simplified finder chart for 49 Orionis.

Visibility of 49 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 49 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: 97.2°
Max altitude: 31.3°
Azimuth: 262.8°

Digitized Sky Survey image of 49 Orionis

The image below is a photograph of 49 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 49 Orionis is -0.012 arcsec per year in Right Ascension and -0.053 arcsec per year in Declination and the associated displacement for the next 10000 years is represented with the red arrow.

Image of 49 Orionis star
DSS2 image of 49 Orionis. The red arrow shows the motion of 49 Orionis during the next 10000 years (-2.00 arcmin in Right Ascension and -8.83 arcmin in declination);

Distance of 49 Orionis from the Sun and relative movement

49 Orionis is distant 153.48 light years from the Sun and it is moving towards the Sun at the speed of 1 kilometers per second.

47.08 pc
153.48 ly
-1 km/s
-0.012 arcsec/year
-0.053 arcsec/year

Spectral properties of 49 Orionis

49 Orionis belongs to spectral class A4 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 49 Orionis is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 49 Orionis. Attribution: Richard Powell / CC BY-SA

Alternative designations of 49 Orionis