\begin{table}%ta1
\scriptsize
\caption{\label{twa_lit}TW Hydrae association.}
%\centering
\par
\begin{tabular}{l@{\hspace{.1cm}}l@{\hspace{.3cm}}r@{\hspace{.1cm}}r@{\hspace{.1cm}}r@{\hspace{.3cm}}r@{\hspace{.1cm}}r@{\hspace{.1cm}}l@{\hspace{.1cm}}r@{\hspace{.1cm}}r@{\hspace{.1cm}}r@{\hspace{.1cm}}r@{\hspace{.1cm}}r@{\hspace{.1cm}}c@{\hspace{.1cm}}c@{\hspace{.1cm}}c@{\hspace{.1cm}}l@{\hspace{.1cm}}l@{\hspace{.1cm}}l@{\hspace{.1cm}}l@{\hspace{.1cm}}}
\hline\hline\noalign{\smallskip}
Name      &     &  \multicolumn{3}{c}{RA } & \multicolumn{3}{c}{Dec} &   \multicolumn{1}{c}{V}      & $B - V$  & $V - I$   &  $M_V$ & \multicolumn{1}{c}{d}      &  \multicolumn{1}{c}{$v\sin i$} & Mass & Radius & Sp.T  &  mgr & n1 & n2\\ 
&	& \multicolumn{3}{c}{(2000.0)}                    &	 \multicolumn{3}{c}{(2000.0)}                    &  \multicolumn{1}{c}{(mag)}  & (mag)  & (mag) & (mag)   & \multicolumn{1}{c}{(pc)}  &  \multicolumn{1}{c}{(km~s$^{-1}$)} & ($M_{\odot}$) & ($R_{\odot}$) & &   &      &                 \\
\hline
TWHya  &  HIP~53911  &  11  &  1  &  51.90  &  --34  &  42  &  17.0  &  10.50  &  0.97  &  1.70  &  6.88  &  53.00  &  6.00   &      1.0  &  1.4  & K6Ve  &    TWA  &  --
  &  m  \\
TWA2  &  CD-298887  &  11  &  9  &  13.80  &  --30  &  1  &  40.0  &  11.07  &  1.48  &  2.24  &  8.01  &  41.00  &  12.60    &      0.6  &  1.5 & M2Ve  & TWA  &  --
  &  m  \\
TWA4  &  HIP~55505  &  11  &  22  &  5.30  &  --24  &  46  &  40.0  &  9.42  &  1.17  &  1.39  &  6.20  &  44.00  &  8.90     &      1.0  &  1.2 &  K5V  &    TWA  &  --
  &  m  \\
TWA5A  &  CD-337795  &  11  &  31  &  55.30  &  --34  &  36  &  27.0  &  12.12  &  1.47  &  2.36  &  8.85  &  45.00  &  53.50    &      0.4  &  1.1 & M2Ve    &  TWA
&  --  &  m  \\
TWA7  &  GSC7190-2111  &  10  &  42  &  30.10  &  --33  &  40  &  17.0  &  11.65  &  1.46  &  2.44  &  9.41  &  28.00  &  4.40    &      0.3  & 1.0 &  M2Ve   &  TWA  &
  --  &  m  \\
TWA8A  &  CD-268623A  &  11  &  32  &  41.20  &  --26  &  51  &  56.0  &  12.23  &  1.46  &  2.41  &  9.27  &  39.00  &  6.60    &      0.4  &  1.0 & M3Ve   &  TWA  &
  --  &  m  \\
TWA8B  &  xxxxx  &  11  &  32  &  41.16  &  --26  &  52  &  9.00  &  15.20  &  1.50  &  3.72  &  12.19  &  40.00  &  11.00    &      0.2  & 0.6 &  M6  &   TWA  &  --
  &  m  \\
TWA9A  &  HIP~57589  &  11  &  48  &  24.30  &  --37  &  28  &  49.0  &  11.26  &  1.26  &  1.62  &  7.10  &  68.00  &  11.26    &      0.9  &  1.1 & K5V  &    TWA  &
--  &  m  \\
TWA9B  &  CD-387429B  &  11  &  48  &  24.30  &  --37  &  28  &  49.0  &  14.00  &  1.43  &  2.58  &  9.84  &  68.00  &  8.39   &       0.3  &  0.9 & M1V  &   TWA  &
--  &  m  \\
TWA10  &  GSC~7766-0743  &  12  &  35  &  4.20  &  --41  &  36  &  39.0  &  12.96  &  1.43  &  2.47  &  9.38  &  52.00  &  3.00     &     0.3  & 1.0 &  M2Ve  &    TWA  &
  --  &  m  \\
TWA13A  &  CD-347390A  &  11  &  21  &  17.20  &  --34  &  46  &  46.0  &  11.46  &  1.42  &  1.89  &  7.76  &  55.00  &  12.30    &      0.8  & 1.1 &  M1Ve  &   TWA
&  --  &  m  \\
TWA13B  &  CD-347390B  &  11  &  21  &  17.40  &  --34  &  46  &  50.0  &  11.96  &  1.47  &  2.08  &  8.26  &  55.00  &  12.00    &      0.7  & 1.0 &  M5  &    TWA  &
  --  &  m  \\
TWA20  &  xxx  &  12  &  31  &  38.10  &  --45  &  58  &  59.0  &  13.00  &  1.10  &  2.30  &  8.68  &  73.00  &  30.00   &      0.5  &  1.0 & M2  &   TWA  &  --  &  m   \\
TWA25  &  CD-397538  &  12  &  15  &  30.70  &  --39  &  48  &  43.0  &  11.44  &  1.41  &  1.94  &  7.90  &  51.00  &  12.90    &      0.8  &  1.1 & M1Ve  &  TWA &  --  &  m  \\
\hline
\end{tabular}
\tablefoot{Summary data from the literature and mass derived from evolutionary tracks. Note~n1~=~1 indicates that $V - I$ is derived from $B - V$. Note~n2~=~m indicates a confirmed member. }
\end{table}