\begin{table}%t1
\caption{\label{tabella1}The list of VLBL candidates and the corresponding values of some interesting parameters taken from the literature.}
%\centering
\par
\begin{tabular}{cccccclcc}
\hline\hline\noalign{\smallskip}
       Source    &    Also known as   & $S$~(5~GHz)    &  $R$  & $E(B-V)$ & $\Phi_{XR}$     &    ~~~$z$     & Log~$\nu_{\rm s}$ & $\delta$ \\
                 &                    &    mJy         &  mag  &   mag    &                &                &             &         \\
\hline                                                
  BZB J0753+5352 & S4 0749+54, OI 582 &   964          & 17.5 &  0.042    &    0.052       &  ~~~ --         &     13.12   &   9.3   \\
  BZB J0818+4222 & OJ 425             &  1866~         & 19.6 &  0.063    &    0.029       &  0.530??      &     13.33   &   5.0   \\
  BZB J0823+2223 & 4C 22.21, OJ 233   &  1392~         & 18.4 &  0.042    &    0.007       &  0.951?       &     13.09   &   2.7   \\
  BZB J0832+4913 & OJ 448             &   372          & 19.2 &  0.044    &    0.044       &  ~~~ --         &     13.06   &   8.4   \\
  BZB J0929+8612 & S5 0916+86         &   253          & 19.2 &  0.154    &    0.098       &  ~~~ --         &     14.16   &    --    \\
  BZB J1223+8040 & S5 1221+80         &   518          & 19.3 &  0.115    &    0.027       &  ~~~ --         &     14.21   &   4.3   \\
  BZB J1927+6117 & S4 1926+61         &   558          & 17.0 &  0.065    &    0.051       &  ~~~ --         &     13.44   &   7.7   \\
  BZB J2009+7229 & S5 2010+72         &   907          & 19.0 &  0.273    &    0.020       &  ~~~ --         &     13.64   &   7.5   \\
\hline
\end{tabular}
\vspace*{5mm}
\end{table}