. . . "Nan\u00E7ay Radioheliographe" . . "Nan\u00E7ay Radioheliograph" . "Nan\u00E7ay Radio Observatory" . "Nan\u00E7ay Radio Telescope" . . . . . . . "Nan\u00E7ay Radio Heliographe" . . . "Nan\u00E7ay Radio Observatory" .