\begin{table}%t2
\caption{Best fit parameters for the spectral analysis  in the energy ranges
   $15{-}150$~keV (BAT) and $0.7{-}10$~keV (XRT) for GRB~050410 and GRB~050412. }
\label{tab3}
%\centering
\small
\begin{tabular}{lcc}
\hline
\hline
                      & GRB 050410     & GRB 050412  \\
\hline
\multicolumn{3}{c}{$15{-}150$~keV (BAT)} \\
 \multicolumn{3}{l}{\it Power Law}   \\          
 $\Gamma$                  & 1.66 $\pm$ 0.07 & 0.7 $\pm$ 0.2  \\
 $\chi^2_{\rm red}$ (d.o.f.)      & 1.67  (36)    & 0.55 (15) \\
\multicolumn{3}{l}{\it  Band Model with $\beta ~ _{\rm Band}$ = $-$2.3 }\\
$\alpha_{\rm Band}$        & $-$0.79 $\pm$ 0.09   &  --  \\
 $E_{\rm p}$  (keV)              & 53$_{-21}^{+40}$  &  --  \\
 $\chi^2_{\rm red}$ (d.o.f.)      & 1.11  (35)  &  -- \\
 \multicolumn{3}{l}{\it  Cut-off Power Law }\\
 $\alpha_{\rm cutoff}$         & $-$0.8 $\pm$ 0.3   &  -- \\
 $E_{\rm p}$                     & 54$_{-17}^{+31}$  &  --  \\
 $\chi^2_{\rm red}$ (d.o.f.)      & 1.08  (35)  &  \\
 \\
\multicolumn{3}{c}{ $0.7{-}10$ keV (XRT)} \\
\multicolumn{3}{l}{\it  Power Law}    \\  
 $N_{\rm H}$ (cm$^{-2}$)  &4$^{+3}_{-2}$ $\times$ 10$^{21}$ & 2.21 $\times$ 10$^{20}$  \\     
 $\Gamma_{\rm x}$              & 2.4 $\pm$ 0.4  & 1.3 $\pm$ 0.2  \\
 $\chi^2_{\rm red}$ (d.o.f.)  & 0.64  (13)  &  1.18  (17) \\
\hline
\end{tabular}
\end{table}