F. Gheusi, S. Derrien, and A. Vial (Univ. Paul Sabatier) – Daily Dobson #49 measurements since October 2004, continuing previous observations at Biscarosse (60 km from Bordeaux) from 1976 to 1983 and Observatoire de Bordeaux (44.83?N, 0.52?W) from 1985 to 2004.