\begin{table}%T1
\caption{\label{obsdata}The parameters of the individual maps. TDT is the Target
Dedicated Time number of the observation, PA\ is the position angle
measured from North to East. Observations were made on March~26th~1998. }
%\centering
\par
\begin{tabular}{rrrrrr}
\hline\hline\
Filter  &  TDT	&  Raster steps  &  Map size  &  
Grid  &  PA  	         		\\
  &  &  &  [$\arcmin$]  &  [$\arcsec$]  &  [\degr] 	\\
\par
\hline
C\_200  &  86~200~660  & $9 \times 9 $&$ 27 \times 27 $&  180, 180  &  0  \\
C\_200  &  86~200~661  & $9 \times 9 $&$ 27 \times 27 $&  180, 180  &  0  \\
C\_200  &  86~200~762  & $9 \times 9 $&$ 27 \times 27 $&  180, 180  &  0  \\
C\_200  &  86~201~063  & $9 \times 9 $&$ 27 \times 27 $&  180, 180  &  0  \\
C\_200  &  86~201~064  & $9 \times 9 $&$ 27 \times 27 $&  180, 180  &  0  \\
C\_200  &  86~200~765  & $9 \times 9 $&$ 27 \times 27 $&  180, 180  &  0  \\
C\_200  &  86~201~166  & $9 \times 9 $&$ 27 \times 27 $&  180, 180  &  0  \\
C\_200  &  86~201~167  & $9 \times 7 $&$ 27 \times 21 $&  180, 180  &  0  \\
\hline
\end{tabular}
\end{table}