\begin{table}%t2
%\centering
\par
\caption{\label{tab:dominant}Dominant axis least squares fit parameters.}
\small \begin{tabular}{cccccc}
\hline \hline \noalign{\smallskip}
Date  & $U_0$ & $\theta$ & $\sigma$ & $r_{xy}$ & $\chi^2$/d.o.f.\\
      & (\%)  & (deg)    & (\%)     &          &              \\
\hline
01--07--2008 & $-$0.42 (0.02) & 69.6 (0.4) & 0.19 & $-$0.94 & 432/180\\
08--07--2008 & $-$0.46 (0.02) & 67.6 (0.5) & 0.23 & $-$0.92 & 333/179\\
%\hline
01--07--2008 & $-$0.43 (0.02) & 68.6 (0.4) & 0.20 & $-$0.94 & 463/180\\
08--07--2008 & $-$0.45 (0.02) & 68.6 (0.5) & 0.22 & $-$0.92 & 311/179\\
\hline
\end{tabular}
\tablefoot{Values in parenthesis are the statistical rms uncertainties.\\
The lower part of the table reports the same values after rotation to the average dominant axis ($\theta = 68.6$~degrees).}
\end{table}