The authors would like to thank Jean-Pierre Picat who kindly accepted to do the UH8K observations, Jean-Charles Cuillandre for the UH8K data calibration service, Stéphane Colombi for sharing his expertise on the error analysis and for his count-in-cells routines, B. Roukema for providing his catalogue prior to publication, S. Arnouts for many discussions, and Gary Mamon for his careful reading of the manuscript. R.A.C. thanks the Fonds FCAR for a post-doctoral fellowship.
© European Southern Observatory (ESO) 2000
Online publication: January 29, 2001