\begin{table} %t1
%\centering
\par
\caption{\label{tab1}Observations of M 8, $10^{\prime \prime}\times 2^{\prime \prime}$ area of the Hour Glass 
region HG (see Sanchez \& Peimbert  \cite{Sanchez1991}).}
\begin{tabular}{rcccc} 
\hline
\hline
\noalign{\smallskip}
$n$ & $\lambda$ & $F$($\lambda$)/$F$(H$\beta$) & $\lambda$ 
& $F$($\lambda$)/$F$(H$\beta$) \\
\hline
  & {Paschen} &  & { Balmer}    \\
4 &       &       & 4861 & 100    \\
5 &       &       & 4340 & 36.4  \\
6 & 10~938 & 31.4  & 4103 & 15.8  \\             
7 & 10~049 & 18.4  & 3970 & 9.66        \\     
8 &  9546 &  9.35 & 3889 & 5.44        \\    
9 &  9229 &  6.55 & 3835 & 3.21    \\
10&  9015 &  4.28 & 3797 & 2.18   \\
11&  8863 &  3.27 & 3770 & 1.83        \\   
12&  8750 &  2.36 & 3750 & 1.39        \\
\hline
\end{tabular}
\end{table}