\begin{table}%t1
%\centering
\par
\caption{\label{t1}Coefficients $a^{\rm I}_{ik}$ (taken from Itoh et al. 2002a).}
\begin{tabular}{ccccccc} \hline
\hline
  & ${k} = 0$ ~ ~ ~ & ${k} = 1$ ~ ~ ~ & ${k} = 2$  ~ ~ ~ & ${k} = 3$  ~ ~ ~ & ${k} = 4$  ~ ~ ~ & 
${k} = 5$  ~ ~ ~ \\   \hline
\par
 $i=0$  &       3.15847E+0  &    $-$2.52430E+0  &     4.04877E$-$1  &     6.13466E$-$1  &     6.28867E$-$1  &       3.29441E$-$1  \\
\par
 $i=1$  &     2.46819E$-$2  &     1.03924E$-$1  &     1.98935E$-$1  &     2.18843E$-$1  &     1.20482E$-$1  &  $-$4.82390E$-$2    \\
\par
 $i=2$  &  $-$2.11118E$-$2  &  $-$8.53821E$-$2  &  $-$1.52444E$-$1  &  $-$1.45660E$-$1  &  $-$4.63705E$-$2  &     8.16592E$-$2    \\
\par
 $i=3$  &     1.24009E$-$2  &     4.73623E$-$2  &     7.51656E$-$2  &     5.07201E$-$2  &  $-$2.25247E$-$2  &  $-$8.17151E$-$2    \\
\par
 $i=4$  &  $-$5.41633E$-$3  &  $-$1.91406E$-$2  &  $-$2.58034E$-$2  &  $-$2.23048E$-$3  &     5.07325E$-$2  &     5.94414E$-$2    \\
\par
 $i=5$  &     1.70070E$-$3  &     5.39773E$-$3  &     4.13361E$-$3  &  $-$1.14273E$-$2  &  $-$3.23280E$-$2  &  $-$2.19399E$-$2    \\
\par
 $i=6$  &  $-$3.05111E$-$4  &  $-$7.26681E$-$4  &     4.67015E$-$3  &     1.24789E$-$2  &  $-$1.16976E$-$2  &  $-$1.13488E$-$2    \\
\par
 $i=7$  &  $-$1.21721E$-$4  &  $-$7.47266E$-$4  &  $-$2.20675E$-$3  &  $-$2.74351E$-$3  &  $-$1.00402E$-$3  &  $-$2.38863E$-$3    \\
\par
 $i=8$  &     1.77611E$-$4  &     8.73517E$-$4  &  $-$2.67582E$-$3  &  $-$4.57871E$-$3  &     2.96622E$-$2  &     1.89850E$-$2    \\
\par
 $i=9$  &  $-$2.05480E$-$5  &  $-$6.92284E$-$5  &     2.95254E$-$5  &  $-$1.70374E$-$4  &  $-$5.43191E$-$4  &     2.50978E$-$3    \\
\par
$i=10$  &  $-$3.58754E$-$5  &  $-$1.80305E$-$4  &     1.40751E$-$3  &     2.06757E$-$3  &  $-$1.23098E$-$2  &  $-$8.81767E$-$3    \\  \hline
\end{tabular}
\par
\smallskip
\par
\begin{tabular}{crrrrr} 
  & $k = 6$ ~ ~ ~ & $k = 7$ ~ ~ ~ & $k = 8$  ~ ~ ~ & $k = 9$  ~ ~ ~ & $k = 10$   ~ ~ ~ \\ \hline
\par
 $i=0$  &  $-$1.71486E$-$1  &  $-$3.68685E$-$1  &  $-$7.59200E$-$2  &     1.60187E$-$1  &     8.37729E$-$2  \\
 $i=1$  &  $-$1.20811E$-$1  &  $-$4.46133E$-$4  &     8.88749E$-$2  &     2.50320E$-$2  &  $-$1.28900E$-$2  \\
 $i=2$  &     9.87296E$-$2  &  $-$3.24743E$-$2  &  $-$8.82637E$-$2  &  $-$7.52221E$-$3  &     1.99419E$-$2  \\
 $i=3$  &  $-$4.59297E$-$2  &     5.05096E$-$2  &     5.58818E$-$2  &  $-$9.11885E$-$3  &  $-$1.71348E$-$2  \\
 $i=4$  &  $-$2.11247E$-$2  &  $-$5.05387E$-$2  &     9.20453E$-$3  &     1.67321E$-$2  &  $-$3.47663E$-$3  \\
 $i=5$  &     1.76310E$-$2  &     2.23352E$-$2  &  $-$4.59817E$-$3  &  $-$8.24286E$-$3  &  $-$3.90032E$-$4  \\
 $i=6$  &     6.31446E$-$2  &     1.33830E$-$2  &  $-$8.54735E$-$2  &  $-$6.47349E$-$3  &  3.72266E$-$2  \\
 $i=7$  &  $-$2.28987E$-$3  &     7.79323E$-$3  &     7.98332E$-$3  &  $-$3.80435E$-$3  &  $-$4.25035E$-$3  \\
 $i=8$  &  $-$8.84093E$-$2  &  $-$2.93629E$-$2  &     1.02966E$-$1  &     1.38957E$-$2  &  $-$4.22093E$-$2  \\
 $i=9$  &     4.45570E$-$3  &  $-$2.80083E$-$3  &  $-$5.68093E$-$3  &     1.10618E$-$3  &     2.33625E$-$3  \\
$i=10$  &     3.46210E$-$2  &     1.23727E$-$2  &  $-$4.04801E$-$2  &  $-$5.68689E$-$3  &     1.66733E$-$2  \\  
\hline
\end{tabular}
\end{table}