\begin{table}%t3
\caption{Photometric properties of Local Group Dwarf galaxies.}\label{tab3}
\small%\centerline
 {
\begin{tabular}{lcccccccc}
\hline
\hline
\multicolumn{1}{l}{Galaxy}&\multicolumn{2}{c}{$(B-V)$}&\multicolumn{1}{c}{}&\multicolumn{2}{c}{$M_{\rm HI}$/$L_{\rm B}$}\\
\multicolumn{1}{c}{}&\multicolumn{1}{c}{Obs}&\multicolumn{1}{c}{Pred}&\multicolumn{1}{c}{}&\multicolumn{1}{c}{Obs}&\multicolumn{1}{c}{Pred}&\multicolumn{1}{c}{}\\
\hline 
&&&&&&&& \\[-8pt]
Sculptor    & 0.7$^1$             &  $0.67 \pm 0.02$          &   &    0.01$^1$           & 0.0006--0.0018                 \\
Carina      & 0.7$^1$             &  $0.67 \pm 0.05$          &   &    $<$0.002$^1$       & 0.008--0.022          \\
Sextans     & 0.7$^1$             &  $0.66 \pm 0.04$          &   &    $<$0.001$^1$       & 0.001--0.005                     \\
Ursa Minor  & $1.3 \pm 0.3$$^1$   &  $0.67 \pm 0.02$          &   &    $<$0.002$^1$       & 0.007--0.017                      \\
Draco       & $0.95 \pm 0.2$$^1$; $0.5 \pm 0.7$$^2$  &  $0.65 \pm 0.02$ &   &    $<$0.007$^{1, 2}$  & 0.008--0.036                     \\
Sagittarius & 0.6$^1$             &   $0.8 \pm 0.01$  &           &    $<$0.001$^1$       & 0.0012--0.0016                      \\
\hline\\[-3mm]
\multicolumn{5}{l}{Note: $^1$ Mateo (\cite{Mate98}); $^2$ Aparicio et~al. (\cite{Aparic01}).}\end{tabular}}
%\medskip
\end{table}