Worlds of David Darling
Encyclopedia of Science
   
Home > Encyclopedia of Science

Elodie




Elodie spectrograph
The Elodie spectrograph covered with its thermal insulation
A high-resolution échelle spectrograph in operation at the Haute-Provence Observatory and used in the detection of the first extrasolar planet, 51 Pegasi. It is fed by a fiber-optic bundle from the Cassegrain focus of the Observatory's 1.93-meter telescope. An improved version of Elodie, known as Coralie, is in operation in the southern hemisphere.


Related categories

   • OBSERVATORIES AND TELESCOPES
   • EXTRASOLAR PLANETS AND SUBSTELLAR OBJECTS