\begin{table}%t1
\par
\caption{\label{tab:spectro}Spectroscopic data.}
\small%\centering
\par
\begin{tabular}{lccl}
\hline\hline 
\noalign{\smallskip}
   Date &  Spectral range &  $R$  & Instrument \\ 
   (y/m/d) &    &   &   \\ 
\hline  
\noalign{\smallskip}
 1989/03/07    & 4400--6700~\AA    &   $\sim$450     & CFHT + SILFID \\ 
 1993/06/23    & 4600--6800~\AA    &   1300           & HST + FOS  \\ 
 1994/12/24    & 3250--4800~\AA    &   1300           & HST + FOS  \\ 
 2000/04/21-26 & 3000--5700~\AA    &   500--1000      & HST + STIS  \\ 
 2005/03/18    & 3700--6700~\AA    &   $\sim$250     & VLT + VIMOS  \\ 
 2005/05/22    & 1.95--2.45 $\mu$m &   $\sim$4000    & VLT + SINFONI \\
 2005/05/22    & 1.45--1.85 $\mu$m &   $\sim$3000    & VLT + SINFONI \\
 2005/06/07    & 1.10--1.40 $\mu$m &   $\sim$2000    & VLT + SINFONI \\
\hline 
\end{tabular}
\end{table}