\begin{table}%t5
   \caption{Differential radial velocities of HD~219542~B.}
     \label{t:hd219542b}
%\centering
\par
       \begin{tabular}{crc}
         \hline
         \hline
         JD--2~450~000  &  $RV$ & error  \\
         \hline
       1825.51   &      $-$4.4       &    7.5       \\
       1826.49   &     $-$11.9       &    5.9       \\
       2070.71   &       1.5       &    4.1       \\
       2071.71   &       6.6       &    4.0       \\
       2072.69   &       8.9       &    5.9       \\
       2113.71   &      $-$0.2       &    4.6       \\
       2115.69   &       2.4       &    5.7       \\
       2115.71   &       8.6       &    5.2       \\
       2116.68   &      $-$6.6       &    5.8       \\  
       2117.70   &      $-$3.8       &    7.8       \\ 
       2117.71   &       2.5       &    6.8       \\  
       2120.72   &       2.4       &    5.0       \\  
       2145.66   &      $-$2.2       &    4.6       \\ 
       2190.54   &       3.1       &    3.8       \\ 
       2216.47   &       9.4       &    7.2       \\ 
       2245.43   &      $-$8.4       &    4.3       \\ 
       2424.71   &      11.4       &    5.2       \\ 
       2445.71   &      13.2       &    4.5       \\ 
       2472.70   &      $-$8.6       &    5.2       \\
       2538.51   &      23.4       &    7.9       \\
       2570.41   &      $-$7.8       &    5.2       \\
       2570.42   &      $-$0.7       &    4.9       \\
       2585.44   &     $-$16.4       &    7.3       \\
       2585.45   &     $-$18.4       &    6.7       \\
       2597.33   &      $-$1.9       &    4.4       \\
       2597.34   &       5.3       &    4.8       \\
       2605.36   &      $-$4.8       &    4.8       \\
       2605.37   &      $-$2.8       &    5.3       \\ 
         \hline
      \end{tabular}
\end{table}