\begin{table}%t2 \caption{Modeled IP Peg parameters.}\label{tab_result} \small%\centerline { \begin{tabular}{cccc} \hline\hline & $J$ & $H$ & $K_{\rm s}$ \\ \hline $i$ & $84^\circ \pm5^\circ$ & $85^\circ\pm3^\circ$ & $87^\circ\pm2^\circ$ \\ $q$ & $0.43\pm0.10$ & $0.42\pm0.20$ & $0.44\pm0.03$ \\ $F_{\rm s}$ (mJy)& $9.9\pm2.0$& $11.5\pm2.5$ & $10.1\pm1.6$ \\ $F_{\rm s}/F_{\rm T}$ & $(82\pm5)\%$ & $(84\pm5)\%$ & $(88\pm4)\%$ \\ $I_{\rm s}/I_0$ & $0.03\pm0.02$ & $0.04\pm0.03$ & $\leq$$0.01$\\ $p_{\rm s}$ & $(3\pm2)^\circ$ & $(2\pm1)^\circ$ & -- \\ \hline \end{tabular}} \smallskip $F_{\rm s}$ is the flux of the secondary and $F_{\rm T}$ is the total flux. \end{table}