Search for Type Ia Supernovae beyond z=1 at CFHT
P. Astier
LPNHE IN2P3/CNRS, 4, place Jussieu F75252 Paris cedex 05

We report on a search z>1 type Ia supernovae conducted, at the Canada-France-Hawaii Telescope (CFHT) at fall 99. From the photometric measurement of such objects, we expect to gain on the accuracy of cosmological parameters, both statistically, and systematically