\begin{table}%t3
\caption {Equivalent widths of the {\it raw} (${\it EW}_{\rm H\alpha}$) and the {\it residual} spectra
($\Delta {\it EW}_{\rm H\alpha}$),  errors of the equivalent widths ($\sigma_{\it EW}$), and 		%their respective 
velocity shifts $\Delta V_{\rm em}$ and $\Delta V_{\rm em}^{\rm res}$ for the {\it raw} and the {\it residual} spectra,
respectively.
\label{T2}}
%\centering
\par
 \begin{tabular}{lcccrr}
  \hline\hline
  \noalign{\smallskip}
 Phase   & ${\it EW}_{\rm H\alpha}$ & $\Delta {\it EW}_{\rm H\alpha}$ & 
 $\sigma_{\it EW}$ & $\Delta V_{\rm em}$ & $\Delta V_{\rm em}^{\rm res}$ \\     
         &  (\AA)             &  (\AA)            &  (\AA)      &(\kms)&(\kms)\\
  \hline
   0.187 &  0.172   &	0.934  &    0.041  &  $-27.46$  &   $-1.78$  \\
   0.791 &  0.117   &	1.003  &    0.038  &  $-14.05$  &   $-0.13$  \\
   1.416 &  0.183   &	0.935  &    0.036  &  $-29.11$  &   $-0.96$  \\
   2.050 &  0.107   &	1.013  &    0.043  &  $  7.40$  &   $-1.29$  \\
   2.726 &  0.116   &	1.045  &    0.213  &  $-17.00$  &   $-5.80$  \\
   3.309 &  0.239   &	0.879  &    0.037  &  $-32.70$  &   $-2.92$  \\
  13.308 &  0.248   &	0.858  &    0.044  &  $-28.68$  &   $-2.19$  \\
  13.924 &  0.058   &	1.045  &    0.048  &  $-10.77$  &   $ 1.38$  \\
  14.538 &  0.025   &	1.050  &    0.041  &  $-20.01$  &   $-1.38$  \\
  15.165 &  0.099   &	0.998  &    0.041  &  $ -0.69$  &   $-0.56$  \\
  15.798 &  0.073   &	1.050  &    0.036  &  $ -1.87$  &   $ 1.09$  \\
  16.413 &  0.215   &	0.919  &    0.035  &  $-29.60$  &   $-0.49$  \\
  17.043 &  0.094   &	1.024  &    0.034  &  $ -0.18$  &   $ 0.65$  \\
  17.670 &  0.038   &	1.074  &    0.051  &  $-13.38$  &   $ 0.36$  \\
  18.298 &  0.325   &	0.834  &    0.038  &  $-43.07$  &   $ 0.29$  \\
  \hline
 \end{tabular}
\end{table}