\begin{table}%T1
%\centering
\small
\caption{Log of the observations. The observations for 3C~196 were
obtained in non-photometric conditions and all derived fluxes are
relative.  }
  \label{tab:3c_log}
\begin{tabular}{lllllll}
 \hline \hline
   %\noalign{\smallskip}
Name  &  Alias & Redshift &Date & Instrument & Exposure time (s) & Seeing (arcsec)\\
  %\noalign{\smallskip}
   \hline
   %\noalign{\smallskip}
\object{OI 363} & \object{Q0738+313} &0.63 & 2003-04-27 & PMAS   & 2 $\times$ 1800 & 0.8 \\
          &        &      & 2003-04-30 & PMAS   & 2 $\times$ 1800 & 1.2\\
          &        &      & 2004-01-16&INTEGRAL & 4 $\times$ 1800 & 1.0--1.2\\
\object{3C 196} & \object{Q0809+4822}&0.871& 2004-01-16 &INTEGRAL& 8 $\times$ 1800 & 1.0--1.5\\
\object{3C 336} & \object{Q1622+236} &0.927& 2003-04-27 & PMAS   & 6 $\times$ 1800 & 1.0 \\
   %\noalign{\smallskip}
\hline
\end{tabular}
\end{table}