\begin{table}%T1 \caption{Log of optical VLT observations, SN~2000cx.} \label{t1} %\centerline { \begin{tabular}{llllll} \hline \hline Date & Filter & MJD$^a$ & Exposure & Airmass$^a$ & Seeing \\ (UT) & & & (s) & & (arcsec) \\ \hline 2001 07 21 & $B$ & 52~111.36 & 2 $\times$ 300 & 1.31 & 1.05 \\ 2001 07 21 & $V$ & 52~111.37 & 2 $\times$ 240 & 1.29 & 0.98 \\ 2001 07 21 & $R$ & 52~111.38 & 2 $\times$ 240 & 1.27 & 0.91 \\ 2001 07 21 & $I$ & 52~111.38 & 2 $\times$ 500 & 1.25 & 0.90 \\ 2001 07 21 & $U$ & 52~111.40 & 2 $\times$ 780 & 1.23 & 1.05 \\ 2001 07 22 & $V$ & 52~112.34 & 2 $\times$ 300 & 1.38 & 0.91 \\ 2001 09 13 & $V$ & 52~165.25 & 3 $\times$ 300 & 1.23 & 0.94 \\ 2001 09 13 & $I$ & 52~165.26 & 3 $\times$ 800 & 1.22 & 0.86 \\ 2001 09 13 & $B$ & 52~165.29 & 3 $\times$ 400 & 1.21 & 0.92 \\ 2001 09 13 & $R$ & 52~165.31 & 4 $\times$ 400 & 1.23 & 0.87 \\ 2001 10 10 & $R$ & 52~192.13 & 750+418 & 1.34 & 0.93 \\ 2001 10 17 & $I$ & 52~199.15 & 8 $\times$ 650 & 1.24 & 0.68 \\ 2001 10 17 & $B$ & 52~199.22 & 4 $\times$ 750 & 1.24 & 0.67 \\ 2001 10 17 & $V$ & 52~199.25 & 4 $\times$ 750 & 1.35 & 0.86 \\ 2001 10 19 & $R$ & 52~201.22 & 4 $\times$ 750 & 1.25 & 0.86 \\ 2001 11 19 & $I$ & 52~232.02 & 8 $\times$ 650 & 1.38 & 0.92 \\ 2001 11 19 & $R$ & 52~232.08 & 4 $\times$ 750 & 1.21 & 0.78 \\ 2001 11 20 & $V$ & 52~233.02 & 4 $\times$ 750 & 1.36 & 0.84 \\ 2001 11 20 & $B$ & 52~233.06 & 4 $\times$ 750 & 1.24 & 0.79 \\ \hline \end{tabular}} \par \medskip $^a$ Refers to the first exposure. \end{table}