Oscillation frequencies in the giant star xi Hya

The "frequency spectrum" of the giant star xi Hya, as deduced on the basis of extensive velocity measurements with the 1.2-m Leonhard Euler telescope at the ESO La Silla Observatory (Chile). The abscissa unit is microHertz; 100 µHz corresponds to a period of 10,000 seconds (2.78 hours).

Credit:

ESO

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About the Image

Id:eso0215a
Type:Chart
Release date:15 May 2002
Related releases:eso0215
Size:983 x 719 px

About the Object

Name:xi Hya
Type:• Milky Way : Star : Evolutionary Stage : Red Giant
• X - Stars
Distance:130 light years

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BandTelescope
Optical Swiss 1.2-metre Leonhard Euler Telescope
CORALIE

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