The sky cleared in the afternoon of the first day of January, 2011, and it remained clear all night long, with a very good transparency and seeing, below 2″.
The night between 1 and 2 of January was our most productive night since 2001, with 190 astrometric positions sent to the MPC, regarding 41 NEAs and 21 (known) MBAs detected (I know, Catalina makes 190 obs. in less than half an hour or so, but for us is a very good result!… 🙂