\begin{table}%t1
\par
\caption{\label{tab_log}Log of the observations.}             % title of Table
%\centering
                          % used for centering table
\begin{tabular}{c l r c l}        % centered columns (4 columns)
\hline\hline                 % inserts double horizontal lines
Date      & Name   & PA  & {\it FWHM} & Comment \\    % table heading 
          &      & (deg.) &  (\arcsec) & \\
\hline                                    % inserts single horizontal line
2007 08 12 & MJC    &  48  & 1.40 & Centered major axis \\ 	
2007~08~12 & MJE    &  48  & 1.46 & Eastern  major axis \\	 
2007~08~12 & MJW    &  48  & 1.38 & Western  major axis \\	
2009~09~15 & MJEE   &  48  & 2.13 & Eastern  major axis \\	 
2009~09~15 & SKYMJEE &  48 & --    & Empty sky\\	 
2007~08~13 & P30C   &  78  & 1.59 & Centered $+30^\circ$ \\	 
2007~08~13 & P30E   &  78  & 1.91 & Eastern  $+30^\circ$ \\	 
2007~08~13 & P30W   &  78  & 2.08 & Western  $+30^\circ$ \\	 
2007~08~13 & P30SKY &  90  & --    & Empty sky \\	 
2007~08~14 & MNC    & 138  & 1.28 & Centered minor axis \\ 	
2007~08~14 & MNE    & 138  & 1.36 & Eastern  minor axis, shifted \\	 
2007~08~14 & MNW    & 138  & 1.41 & Western  minor axis, shifted \\	
2007~08~14 & MNSKY  &  90  & --    & Empty sky \\  
2007~08~16 & P60C   & 108  & 1.61 & Centered $+60^\circ$ \\	 
2007~08~16 & P60E   & 108  & 1.57 & Eastern  $+60^\circ$ \\	 
2007~08~16 & P60W   & 108  & 1.63 & Western  $+60^\circ$ \\	 
2007~08~16 & P60SKY &  90  & --    & Empty sky \\	 
2007~08~17 & M30C   &  18  & 2.53 & Centered $-30^\circ$ \\	 
2007~08~17 & M30E   &  18  & 2.21 & Eastern  $-30^\circ$ \\	 
2007~08~17 & M30W   &  18  & 2.21 & Western  $-30^\circ$ \\	 
2007~08~19 & M60C   & 168  & 1.43 & Centered $-60^\circ$ \\	 
2007~08~19 & M60E   & 168  & 1.78 & Eastern  $-60^\circ$ \\	 
2007~08~19 & M60W   & 168  & 1.94 & Western  $-60^\circ$ \\	 
2007~08~19 & M60SKY &  90  & --    & Empty sky \\	 
\hline                               
\end{tabular}
\end{table}