\begin{table}%t5 %\centering \caption{The magnitudes of the optical/NIR afterglow of \object{GRB~040223} predicted by extrapolation of the X-ray afterglow, assuming that the host is similar to the Galaxy. The observed limits are reported for comparison.} \label{tab:xray:extrapol:mw} %\centering \par \begin{tabular}{llcccccccl} \hline\hline &$r$&$J$, $1{\rm st}$ epoch&$J$, $2{\rm nd}$ epoch&$H$, $1{\rm st}$ epoch&$H$, $2{\rm nd}$ epoch&$K_{\rm s}$, $1{\rm st}$ epoch&$K_{\rm s}$, $2{\rm nd}$ epoch\\ \hline Observed limits&18&20.9&21.1&19.8&20.4&19.9&20.2\\ Simple extrapolation&&&&&&&\\ $z=0$&$19.5\pm2$&$16.0\pm2$&$16.2\pm2$&$14.1\pm2$&$14.3\pm2$&$12.5\pm2$&$12.6\pm2$\\ $z=0.9$&$58\pm11$&$37\pm6$&$37\pm6$&$27\pm4$&$27\pm4$&$20.7\pm3$&$20.9\pm3$\\ \hline Cooling break, fast cooling&&&&&&&\\ $z=0$, $\nu_ {\rm c}=7.5\times 10^{16}~\rm Hz$&$25.6\pm1$&$22.8\pm1$&$23.0\pm1$&$21.2\pm1$&$21.4\pm1$&$20.0\pm1$&$20.1\pm1$\\ $z=0$, $\nu_ {\rm c}=1.2\times 10^{17}~\rm Hz$&$26.2\pm1$&$23.4\pm0.5$&$23.6\pm0.5$&$21.9\pm0.4$&$22.0\pm0.4$&$20.6\pm0.3$&$20.7\pm0.3$\\ \hline Cooling break, slow cooling&&&&&&&\\ $z=0$, $\nu_ {\rm c}=1.2\times 10^{17}~\rm Hz$&$22.5\pm2$&$19.3\pm2$&$19.5\pm2$&$17.6\pm2$&$17.8\pm2$&$16.1\pm2$&$16.3\pm2$\\ $z=0.6$, $\nu_ {\rm c}=1.2\times 10^{17}~\rm Hz$&$42\pm6$&$29\pm3$&$29\pm3$&$23.6\pm2$&$23.7\pm2$&$19.9\pm2$&$20.1\pm2$\\ \hline \end{tabular} \end{table}