\begin{table}%t6
%\centering
\par
\caption{Mean radial velocities of the Am and Ap stars.\label{mrvam}}
\begin{tabular}{rlrrrrrrrl}
\hline\hline%\noalign{\smallskip}
No. & MK type & $V_r$ & Eps & $n$ & $\Delta T$ & $P(\chi^2)$ & $V\sin i$ & Err & Notes \\
\hline%\noalign{\smallskip}
  62 & A5m      & +1.28  & 0.17 & 13 &  6585 &  0.484 & 14.1 & 0.3 & Const. \\
 139 & A5m      & +2.28  & 1.08 &  6 &  1803 &  0.535 & 38.4 & 3.8 & Const. \\
 144 & A7m      & --0.36  & 0.10 & 28 &  5166 &  0.000 &  8.2 & 0.3 & SB1O \\
 145 & A2m      & +0.05  & 0.44 & 17 &  5166 &  0.000 & 20.1 & 2.0 & SB1O \\
 146 & A1Vp     & +3.79  & 1.89 &  2 &    26 &  0.210 & 26.8 & 2.7 & Const. \\
 183 & A3IV-Vs  & +1.62  & 0.35 & 16 &  6582 &  0.018 & 14.7 & 0.7 & Const. \\
\hline%\noalign{\smallskip}
\end{tabular}
\end{table}