Radial Velocity Curve of Gliese 581 (HARPS/3.6m)

Radial velocities of the red dwarf Gl 581 as a function of the orbital phase. The amplitude of the detected variation is 13.2 m/s and the curve is consistent with a circular orbit. The orbital period is 5.366 days.



About the Image

Release date:30 November 2005
Related releases:eso0539
Size:1100 x 652 px

About the Object

Name:Gliese 581
Type:• Milky Way : Star : Circumstellar Material : Planetary System
Distance:20 light years

Image Formats

Large JPEG
75.1 KB
Screensize JPEG
69.4 KB


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