\begin{table}%t1
\caption{\label{journal_rg}Journal of the radio galaxy sample$^{{a}}$.}
%\centerline
 {\begin{tabular}{lllllll}
\hline\hline
\noalign{\smallskip}
Target & $z$ & $T$ & $B-R$ & $M_K$ & $T_{\rm exp}$ & Date\\
& & & & mag & min & \\
(1) & (2) & (3) & (4) & (5) & (6) & (7)\\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
PKS 0023-33  & 0.0498 & --5   & 1.47 & 11.3 & 32 &27/09/2005\\
3C 29        & 0.0450 & --     & 1.57 & 11.0 & 24 &26/09/2005\\
NGC 612      & 0.0298 & --1.2 & 1.59 & 10.1 & 24 &25/09/2005\\
ESO 552-G14  & 0.0317 & --2.7 & 1.56 & 10.6 & 24 &27/09/2005\\
PKS 0521-36  & 0.0553 & --    &1.48  &11.0 &32 &25/09/2005\\
ESO 528-G36  & 0.0408 & --5 & 1.48 & 10.8 & 24 &27/09/2005\\
NGC 6998     & 0.0397 & --5 & 1.84 & 10.8 & 32&26/09/2005\\
PKS 2158-380 & 0.0333 & -- &1.13 & 11.4 & 32 &27/09/2005\\
\noalign{\smallskip}
\hline
\end{tabular}}
\par
\smallskip
\par
$^{{a}}$
Column (1) gives the name of the target; (2) redshift; (3) morphology type; (4) the $B-R$~colour \citep{fasa96}; 
(5) $K$-band magnitude from 2MASS 
in 5~arcsec radius aperture; (6) integration time, and (7) the date of the observation.
\end{table}