\begin{table}%T6
\caption{The parameters of the components detected in CH$_3$OH~masers
 towards IRAS~$20126+4104$. The leading terms  of the positions are
 $\alpha$(J2000)= 20$^{\rm h}$14$^{\rm m}$ and $\delta$(J2000)= 41$^{\circ}$$13'$.}
 \label{tab6}
 %\centering
\par
\begin{tabular}{cccccccccc}
\hline
  \hline
\par
  % after \\: \hline or \cline{col1-col2} \cline{col3-col4} ...
{No.} & $V_{\rm LSR}$ & Flux &  $\alpha$ & Error& $\delta$ & Error     \\
    & km s$^{-1}$  & Jy/b   & s      &  s & $''$       & $''$      \\\hline
1 & $-$5.51 & $ 1.82\pm0.01$ &   26.0563 &  0.0002 &  32.680 &  0.002 \\
2 & $-$6.12 & $20.31\pm0.03$ &   26.0516 &  0.0002 &  32.705 &  0.002 \\
3 & $-$6.19 & $ 4.47\pm0.03$ &   26.0505 &  0.0002 &  32.760 &  0.002 \\
4 & $-$6.53 & $ 4.50\pm0.02$ &   26.0517 &  0.0002 &  32.652 &  0.002 \\
5 & $-$6.48 & $ 3.80\pm0.02$ &   26.0564 &  0.0002 &  32.746 &  0.002 \\
6 & $-$6.54 & $10.43\pm0.02$ &   26.0570 &  0.0002 &  32.694 &  0.002 \\
7 & $-$6.49 & $ 2.15\pm0.02$ &   26.0579 &  0.0002 &  32.639 &  0.002 \\
8 & $-$7.04 & $ 1.29\pm0.01$ &   26.0666 &  0.0002 &  32.669 &  0.002 \\
9 & $-$7.17 & $10.11\pm0.01$ &   26.0721 &  0.0002 &  32.711 &  0.002 \\
10& $-$7.19 & $ 1.73\pm0.01$ &   26.0706 &  0.0002 &  32.765 &  0.002 \\
11& $-$7.09 & $ 0.51\pm0.01$ &   26.0748 &  0.0002 &  32.609 &  0.003 \\
12& $-$7.72 & $ 4.24\pm0.03$ &   26.0677 &  0.0002 &  32.794 &  0.002 \\
13& $-$7.75 & $ 3.02\pm0.03$ &   26.0635 &  0.0002 &  32.700 &  0.002 \\
14& $-$7.71 & $ 1.25\pm0.03$ &   26.0586 &  0.0002 &  32.613 &  0.003 \\
15& $-$7.71 & $ 0.83\pm0.03$ &   26.0534 &  0.0003 &  32.533 &  0.003 \\
16& $-$7.81 & $ 1.04\pm0.03$ &   26.0696 &  0.0002 &  32.685 &  0.003 \\
17& $-$8.40 & $ 2.11\pm0.01$ &   26.0760 &  0.0002 &  32.711 &  0.002 \\
 \hline
\par
\end{tabular}
\end{table}