\begin{table}%t3
%\centering
\par
\caption{\label{Tab_3}Up- and down-flow velocities in penumbrae \& QS data as derived from Doppler shift of the line wing.}
\begin{tabular}{ccccccc}
\hline
\hline\\[-3.2mm]
{Name} & \multicolumn{2}{c}{$v_{\rm dop\:630.15}$ [km s$^{-1}$]} &  \multicolumn{2}{c}{$\langle {v_{\rm dop} \rangle}$ [m s$^{-1}$]} & \multicolumn{1}{c}{$\Delta v_{\rm dop}$}\\
{} & {Up} & {Down} & {\tiny{630.15}} & {\tiny{630.25}} & {rms [m s$^{-1}$]}\\
  \hline
  {Spot~A} & {--2.01} & {8.94} & {157}& {126} & {137}\\
  {Spot~B} & {--2.09} & {6.84} & {158}& {127} & {139}\\
  {Spot~C} & {--2.24} & {8.88} & {143}& {118} & {168}\\
  {Spot~D} & {--2.20} & {5.00} & {105}& {100} & {142}\\
  {QS 1} & {--3.09} & {3.15} & {--159}& {--128} & {83}\\
  {QS 2} & {--3.30} & {3.13} & {--114}& {--104} & {79}\\
  \hline
\end{tabular}
\end{table}