\begin{table}%t1
 \caption{\label{tab1}Wind model parameters.}              % title of Table
  %\centering
                           % used for centering table
 \begin{tabular}{c c c }        % centered columns (4 columns)
 \hline\hline                 % inserts double horizontal lines
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 Parameter & $\mid \pi/2- \theta \mid~ < \theta_{0} $ & $\mid \pi/2 - \theta \mid ~> \theta_{0} $  \\     % able heading
\hline                        % inserts single horizontal line
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    \textit{$q_0$} & $10^{6}$ erg  g$^{-1}$ s$^{-1}$ K$^{-1}$ & $10^{6}$ erg  g$^{-1}$ s$^{-1}$ K$^{-1}$  \\
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    \textit{$T_0$} & 1.5 $\times$ $10^{6}$ K & 2.63 $\times$ $10^{6}$ K     \\
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    $\sigma_0$ & $4.5 ~R_\odot$ & $ 4.5 [2 -\sin^{2} (\theta)/ \sin^{2} (\theta_0)] ~R_\odot $      \\
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  $\gamma$ & 5/3 & 5/3     \\
 \hline                                    %inserts single line
 \end{tabular}
 \end{table}