\begin{table}%t3
%\centering
\par
\caption{\label{tab-isodata} FIR continuum and line intensities
  in units of $10^{-6}$~erg~s$^{-1}$~cm$^{-2}$~sr$^{-1}$.
%%REF23.05.05:
   The absolute calibration error is assumed to be~15\% \citep{gry2003}.
%%
%  
%  The ISO/LWS beam is $80''$.
%  
%  For the M~51 positions ($-30$, 48) and ($-5$, 62) we use FIFI/KAO \CII\ 
%  data \citep{nikola2001} since ISO data are missing. The KAO beam is
%  $55''$. See \S\ref{sec-isolws_data} for details.  
%  {\bf Add 146 OI line from Steves list: Line is detected in the centers. Upper 
%  limits are available for all spiral arm positions.}
}
% ok: FIR from HIRES 
\begin{tabular}[h]{crrrr}
\hline \hline
Positions                     & HIRES       & \multicolumn{3}{l}{ISO/LWS} \\
{$(\Delta\alpha,\Delta\delta$)} & FIR   & \CII      &  \NII     & \OI      \\ % & \OI \\
{$('',~'')$}                   &     & $158~\mu$m & $122~\mu$m & $63~\mu$m     \\ % & $146\mu$m \\ 
\hline
%% include M~83 file below: -----------------------------
%! m83_cii_nii_oi.flux created by m83_specplot_allinone.class 04-JAN-2005  11:37:51 
%! flux in 1e6*erg/s/cm2/sr  
%! x, y, CII(158), NII(122), OI(63)  
 {\bf M~83:} \\   
 (0, 0) &     $32\times 10^3$ &    81.8 &    14.1 &    86.7 \\  
 (--80, --72) &     $7.2\times 10^3$ &    38.6 &    5.3 &    27.3 \\  
 (89, 38) &     $6.6\times 10^3$ &    33.4 &    5.9 &    26.6 \\  
\hline  
%% stop. -----------------------------------------------
%Old: till 27.12.04: {\bf M~83:} \\
% (0,0) &     48.9~$10^3$ &       200.7 &    22.3 &    87.4 \\
% (-80,-72) &     0~$10^3$ &       94.8 &    8.3 &    27.5 \\
% (89,38) &     0~$10^3$ &         81.9 &    9.3 &    26.8 \\
%%%%
%% include M~51 file below:-----------------------------
%! m51_cii_nii_oi.flux created by specplot_allinone.class   
%! flux in 1e6*erg/s/cm2/sr  
%! x, y, CII(158), NII(122), OI(63)  
 {\bf M~51:} \\   
 (0,0) &     $17\times 10^3$ &   44.1 &    12.3 &    32.2 \\  
 (72, 84) &     $4.6\times 10^3$ &   16.7 &    $<$$2.3$ &    13 \\  
 (--84, --84) &     $3.5\times 10^3$ &   15.4 &    2.1 &    13.4 \\  
\hline  
%% stop. -----------------------------------------------
%Old: till 27.12.04:  {\bf M~51:} \\
% (0,0) &     21.6~$10^3$ &       108.1 &    19.5 &    32.4 \\
% (72,84) &     7.4~$10^3$ &       41 &    $<3.6$ &    13.1 \\
% (-84,-84) &     3.7~$10^3$ &     37.7 &    3.3 &    13.5 \\
% (-30,48) &     0~$10^3$ &        78.5$^1$ &    0 &    0 \\
% (-5,62) &     0~$10^3$ &         73.4$^1$ &    0 &    0 \\
\end{tabular}
\end{table}