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

Rigel - β Orionis (beta Orionis)

Above the horizon.  Rise: 7:09 | Tran: 12:25 | Set: 17:42
Altitude: 26.7°   Azimuth: 207.2°   Direction: South-South-West

Rigel, also designated as β Orionis (beta Orionis), is a variable and multiple supergiant star of spectral class B8 in the constellation of Orion.

Rigel visual magnitude is 0.12, making it the 7th brightest star in the sky. Because of its brightness, Rigel is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.

Celestial coordinates and finder chart of Rigel

Finder chart Rigel - β Orionis (beta Orionis) star
Simplified finder chart for Rigel - β Orionis (beta Orionis).

Rigel 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 Rigel are provided in the following table:

05h 14m 32s
-08° 12’ 06”
Image of Rigel - β Orionis (beta Orionis) star
DSS2 image of Rigel. The red arrow shows the motion of Rigel during the next 100000 years (0.00 arcmin in Right Ascension and -1.67 arcmin in declination);

Key facts about Rigel


and has a luminosity class of I corresponding to a supergiant star.


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

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

Rigel star system properties

Rigel 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 Rigel double sysyem:

9.5 arcsec

Distance of Rigel from the Sun and relative movement

Rigel is distant 772.51 light years from the Sun and it is moving far from the Sun at the speed of 21 kilometers per second.

236.97 pc
772.51 ly
21 km/s
-0.001 arcsec/year

Alternative designations of Rigel

β Orionis
(beta Orionis)

Visibility of Rigel from your location

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

Azimuth: 98.2°
Max altitude: 30.3°
Azimuth: 261.8°