Aérodrome de Chavenay - Villepreux

The Chavenay rodrome or Chavenay-Villepreux airport is a Francilian rodrome located in the department of Yvelines, in the Versailles plain, 27 kilometers west of Paris.
It occupies an area of ??47 hectares, entirely on the commune of Chavenay. It has 2 slopes in grass and is only open during the diurnal period1. Since 1948, it is operated by the company Aéroports de Paris.

About 100 per cent are low on the arodrome, of which a little less than half belong to private owners and the rest to the eight ro-clubs and two companies have nothing to do with it.

(Wikipedia: http://en.wikipedia.org/wiki/Athene_Around_De_Chavenay_-_Villepreux)