\begin{table}%T11
%%\centering
\par
\caption{Electron impact effective collision strengths  for K transitions
within the $n=2$ complex of Fe~{\sc xxiv}.}
\label{table11}
\begin{tabular}{rrllllllll}
\hline\hline
   &   & \multicolumn{7}{c}{Electron Temperature (K) } \\
\cline{3-10}%\\
$i$& $k$ &1.00$+$5&5.00$+$5&1.00$+$6&5.00$+$6&1.00$+$7&5.00$+$7&1.00$+$8&$\infty$\\
\hline
  1&  4&1.13$-$3&1.09$-$3&1.06$-$3&1.03$-$3&1.03$-$3&1.04$-$3&1.06$-$3&1.16$-$3\\
  1&  5&5.18$-$4&4.98$-$4&4.88$-$4&4.52$-$4&4.19$-$4&2.89$-$4&2.23$-$4&3.50$-$5\\
  1&  6&1.31$-$3&1.13$-$3&1.06$-$3&9.62$-$4&9.01$-$4&6.89$-$4&6.02$-$4&2.41$-$4\\
  1&  7&1.42$-$3&1.40$-$3&1.39$-$3&1.31$-$3&1.21$-$3&7.90$-$4&5.69$-$4&0.0\\
  1&  8&1.08$-$3&1.08$-$3&1.09$-$3&1.16$-$3&1.23$-$3&1.82$-$3&2.24$-$3&2.44$-$3\\
  1&  9&2.92$-$3&2.94$-$3&2.99$-$3&3.26$-$3&3.55$-$3&5.66$-$3&7.25$-$3&7.93$-$3\\
  1& 10&1.51$-$5&1.48$-$5&1.47$-$5&1.47$-$5&1.46$-$5&1.45$-$5&1.46$-$5&1.52$-$5 \\
  1& 11&8.87$-$4&8.89$-$4&8.96$-$4&9.37$-$4&9.82$-$4&1.39$-$3&1.86$-$3&1.68$-$3\\
  1& 12&9.53$-$4&9.39$-$4&9.32$-$4&8.84$-$4&8.25$-$4&6.49$-$4&8.00$-$4&1.49$-$4\\
  1& 13&2.68$-$6&1.84$-$6&1.61$-$6&1.18$-$6&9.48$-$7&4.11$-$7&2.50$-$7&9.89$-$10 \\
  1& 14&2.79$-$6&2.44$-$6&2.21$-$6&1.68$-$6&1.38$-$6&6.64$-$7&4.46$-$7&2.24$-$8  \\
  1& 15&1.54$-$6&1.41$-$6&1.35$-$6&1.20$-$6&1.10$-$6&8.87$-$7&8.03$-$7&8.89$-$8  \\
  1& 16&7.42$-$6&7.30$-$6&7.29$-$6&7.24$-$6&7.13$-$6&6.93$-$6&6.89$-$6&6.49$-$6  \\
  1& 17&2.24$-$6&1.87$-$6&1.75$-$6&1.50$-$6&1.36$-$6&1.06$-$6&9.59$-$7&1.47$-$7  \\
  1& 18&2.14$-$6&2.05$-$6&2.01$-$6&1.81$-$6&1.64$-$6&1.25$-$6&1.09$-$6&2.32$-$8  \\
  1& 19&6.61$-$5&6.59$-$5&6.64$-$5&6.69$-$5&6.65$-$5&6.64$-$5&6.69$-$5&7.02$-$5  \\
  2&  4&1.05$-$4&9.45$-$5&8.49$-$5&7.19$-$5&7.04$-$5&8.04$-$5&9.05$-$5&8.66$-$5\\
  2&  5&2.98$-$4&2.90$-$4&2.73$-$4&2.38$-$4&2.21$-$4&1.57$-$4&1.20$-$4&9.35$-$7\\
  2&  6&6.54$-$4&5.56$-$4&4.91$-$4&3.86$-$4&3.51$-$4&2.45$-$4&1.86$-$4&1.94$-$13\\
  2&  7&7.35$-$5&5.72$-$5&3.92$-$5&1.13$-$5&6.22$-$6&1.52$-$6&8.14$-$7&2.51$-$14\\
  2&  8&1.26$-$3&1.25$-$3&1.25$-$3&1.30$-$3&1.35$-$3&1.56$-$3&1.71$-$3&2.24$-$3\\
  2&  9&1.55$-$4&1.18$-$4&1.03$-$4&8.46$-$5&7.78$-$5&5.50$-$5&4.22$-$5&2.42$-$13\\
  2& 10&7.59$-$4&7.49$-$4&7.42$-$4&7.07$-$4&6.66$-$4&5.06$-$4&4.36$-$4&1.64$-$4\\
  2& 11&1.78$-$4&1.74$-$4&1.74$-$4&1.78$-$4&1.82$-$4&2.05$-$4&2.20$-$4&2.82$-$4\\
  2& 12&1.16$-$4&7.73$-$5&6.79$-$5&5.70$-$5&5.27$-$5&3.72$-$5&2.83$-$5&1.62$-$13\\
  2& 13&9.15$-$4&8.93$-$4&8.83$-$4&8.31$-$4&7.69$-$4&5.02$-$4&3.63$-$4&1.60$-$6\\
  2& 14&1.04$-$3&9.85$-$4&9.67$-$4&9.04$-$4&8.36$-$4&5.46$-$4&3.94$-$4&6.32$-$12\\
  2& 15&2.22$-$3&2.23$-$3&2.27$-$3&2.43$-$3&2.60$-$3&3.97$-$3&5.18$-$3&5.31$-$3\\
  2& 16&1.68$-$3&1.69$-$3&1.72$-$3&1.87$-$3&2.04$-$3&3.27$-$3&4.33$-$3&4.56$-$3\\
  2& 17&4.28$-$4&4.22$-$4&4.20$-$4&3.96$-$4&3.67$-$4&2.40$-$4&1.73$-$4&5.38$-$11\\
  2& 18&1.23$-$4&1.23$-$4&1.24$-$4&1.28$-$4&1.32$-$4&1.71$-$4&2.09$-$4&1.92$-$4\\
  2& 19&1.07$-$4&1.06$-$4&1.07$-$4&1.05$-$4&1.02$-$4&9.87$-$5&1.05$-$4&8.14$-$5\\
  3&  4&2.74$-$4&2.20$-$4&1.66$-$4&8.81$-$5&7.60$-$5&7.91$-$5&8.95$-$5&8.80$-$5\\
  3&  5&7.84$-$5&7.02$-$5&6.01$-$5&3.01$-$5&2.22$-$5&1.16$-$5&8.42$-$6&3.33$-$14\\
  3&  6&4.08$-$4&3.06$-$4&2.52$-$4&1.65$-$4&1.43$-$4&9.54$-$5&7.29$-$5&4.03$-$6\\
  3&  7&1.06$-$3&1.05$-$3&9.54$-$4&7.80$-$4&7.15$-$4&5.01$-$4&3.82$-$4&8.88$-$14\\
  3&  8&8.97$-$5&6.41$-$5&5.03$-$5&3.28$-$5&2.88$-$5&1.95$-$5&1.50$-$5&6.36$-$14\\
  3&  9&1.58$-$3&1.45$-$3&1.38$-$3&1.34$-$3&1.34$-$3&1.45$-$3&1.53$-$3&1.98$-$3\\
  3& 10&2.38$-$4&2.24$-$4&2.17$-$4&1.99$-$4&1.84$-$4&1.21$-$4&8.78$-$5&1.53$-$6\\
  3& 11&2.87$-$4&2.56$-$4&2.37$-$4&2.10$-$4&1.95$-$4&1.39$-$4&1.06$-$4&4.63$-$13\\
  3& 12&2.42$-$3&2.09$-$3&2.01$-$3&2.00$-$3&2.04$-$3&2.31$-$3&2.49$-$3&3.07$-$3\\
  3& 13&1.29$-$3&1.11$-$3&1.06$-$3&9.65$-$4&8.97$-$4&6.42$-$4&5.22$-$4&1.38$-$4\\
  3& 14&2.54$-$3&2.21$-$3&2.12$-$3&1.96$-$3&1.86$-$3&1.56$-$3&1.48$-$3&8.04$-$4\\
  3& 15&1.12$-$3&1.10$-$3&1.09$-$3&1.06$-$3&1.01$-$3&8.96$-$4&8.82$-$4&5.78$-$4\\
  3& 16&7.07$-$4&7.03$-$4&7.09$-$4&7.41$-$4&7.75$-$4&1.07$-$3&1.35$-$3&1.34$-$3\\
  3& 17&3.72$-$3&3.70$-$3&3.72$-$3&3.80$-$3&3.88$-$3&4.83$-$3&5.83$-$3&5.33$-$3\\
  3& 18&4.37$-$3&4.40$-$3&4.47$-$3&4.78$-$3&5.12$-$3&7.79$-$3&1.01$-$2&1.04$-$2\\
  3& 19&1.29$-$3&1.29$-$3&1.30$-$3&1.34$-$3&1.37$-$3&1.78$-$3&2.18$-$3&2.07$-$3\\
\hline
\end{tabular}
\end{table}