\begin{table}%t1
%\centering
\par
\caption{\label{tab1}Observational data.}
\small \begin{tabular}{llllrrrrrl}
\hline\hline
Galaxy & RA, Dec (2000) & Optical &  $m_{\rm B}$& T   & Opt. & HI-flux & HI-Peak & H~I & H~I\\
name& &  size  &  & &vel.  & [Jy].~ \ \ \ & flux & velocity & linewidth\\
& h \ m \ s \ \ \ \ \ \ $^{\circ}$ \arcmin \ \ $\arcsec$ & [arcmin] & &
&$[{\rm km~s}^{-1}]$ & $[{\rm km~s}^{-1}]$ & [mJy] & $[{\rm km~s}^{-1}]$ &  $[{\rm km~s}^{-1}]$ \\
\hline
 d0245+3955 & 02 45 30.8 +39 55 47& $0.35 \times 0.30$ & 18.1& Ir&& $0.4 \pm 0.07$&  $12 \pm 2$ & $697 \pm 6$ & 26 31 \\
d0245+3957 & 02 45 50.7 +39 57 11 & $0.90 \times  0.75$ & 16.8& Ir&& $1.0 \pm 0.08$ & $19 \pm 2$ &  $552 \pm 7$ & 31 51\\
d0246+3952 & 02 46 00.6 +39 52 38& $0.70 \times 0.50$ & 17.0& Ir && $1.5 \pm 0.10$ & $35 \pm 2$ & $550 \pm 4 $ & 44 55\\
d0946+6842 & 09 46 13.8 +68 42 55& $0.15 \times 0.15$ & 20.5& Ir&& $1.6 \pm 0.51$ &    $17 \pm 5$& $1187 \pm 3$ & 184\\
FS~20     & 10 46 54.8 +12 47 17& $0.40 \times 0.30$ & 18.2& Ir&& $1.4 \pm 0.33$ &  $30 \pm 5$ & $ 928\pm 4 $ & 81\\
LeG~18   &   & $0.80 \times 0.60$ & 18.0 & Ir && $0.6 \pm 0.25$&
$23 \pm 5 $ &  $667 \pm 4$ & 50 \\
CGCG66-109 & 11 04 26.5 +11 45 18& $0.90 \times 0.35$ & 16.2 & Ir & $982 \pm 78$ & $1.6 \pm 0.15$ & $31 \pm 3$ & $779 \pm 3$ & 49  62\\
d1159+4443 & 11 59 59.2 +44 43 04& $0.70 \times 0.50$ & 17.1& Ir&& $0.6 \pm 0.10$ & $16 \pm 2$ &  $1168 \pm 5$ & 46 55\\
d1213+2825 & 12 13 19.1 +28 25 18& $0.90 \times 0.60$ & 17.4& Ir& $1020 \pm 30$ & $0.9 \pm 0.19$ & $22 \pm 4$ & $1026 \pm 5$ & 43  54\\
d1217+4703 & 12 17 10.1 +47 03 49& $0.35 \times 0.25$ & 18.5& Ir&& $1.7 \pm 0.28$ &  $25 \pm 5$ &  $394 \pm 5$ & 61 95\\
d1221+2814 & 12 21 58.4 +28 14 34& $0.60 \times 0.45$ & 17.8& Ir&& $0.7 \pm 0.39$ & $ 11 \pm 4$ &  $450 \pm 8$ & 186 193\\
 d1233+3806 & 12 33 07.4 +38 06 58& $0.50 \times 0.40$ & 17.5& Ir&& $0.6 \pm 0.10$ &  $21 \pm 3$ &  $719 \pm 4$ & 23 39\\
KKSG29     & 12 37 14.1 --10 29 51& $1.10 \times 0.60$ & 16.54& Im&& $1.0 \pm 0.16$ & $35 \pm 4 $ & $756 \pm 2$ & 30  36\\
d1243+2956 & 12 43 44.2 +29 56 03& $0.60 \times 0.40$ & 17.5& Ir&& $1.0 \pm 0.14$ & $44 \pm 4$ & $1141 \pm 3$ & 22 30\\
d1243+4127 & 12 43 55.7 +41 27 25& $1.40 \times 0.60$ & 17.2& Ir&& $1.2 \pm 0.12$ &  $51 \pm 4$  &   $402 \pm 2$ & 16  26\\
 BTS157     & 12 51 14.5 +47 04 06& $0.70 \times 0.50$ & 17.5& Ir&& $0.5 \pm 0.12$& $20 \pm 4$ & $572 \pm 4$ & 18 26 \\
d1312+4147 & 13 12 58.7 +41 47 12& $1.20 \times 0.80$& 16.4& Ir& $529 \pm 40$ & $1.5 \pm 0.55$ & $14 \pm 5$ &  $460 \pm 5$& 234 250
\\
\hline
\end{tabular}
\end{table}