\begin{table}%t3
\caption{\label{colM}Average magnitudes of the \gdor\ stars in the Geneva photometric system.}
%\centering
\small
\begin{tabular}{rrrrrrrr}
\hline\hline
    HD number & $U$ & $B1$ & $B$ & $B2$ & $V1$ & $V$ & $G$  \\
    \hline
   277 &   9.2075 &  8.7915 &  7.8194 &  9.2134 &  9.0873 &  8.3666 &  9.4687 \\
  2842 &   8.7691 &  8.3682 &  7.4092 &  8.8170 &  8.7050 &  7.9858 &  9.0944 \\
  7169 &   8.1116 &  7.7034 &  6.7373 &  8.1385 &  8.0028 &  7.2810 &  8.3826 \\
 23874 &   9.0657 &  8.6702 &  7.6947 &  9.0866 &  8.9212 &  8.1980 &  9.2914 \\
 48271 &   8.2670 &  7.8668 &  6.9094 &  8.3160 &  8.1995 &  7.4807 &  8.5860 \\
 62454 &   7.9513 &  7.5519 &  6.5841 &  7.9808 &  7.8535 &  7.1336 &  8.2365 \\
 69715 &   7.9669 &  7.5578 &  6.6032 &  8.0114 &  7.8897 &  7.1708 &  8.2751 \\
 74504 &   9.6144 &  9.2039 &  8.2523 &  9.6614 &  9.5673 &  8.8519 &  9.9629 \\
 86358 &   7.2567 &  6.8881 &  5.9217 &  7.3235 &  7.1841 &  6.4625 &  7.5631 \\
100215 &   8.7886 &  8.3636 &  7.4040 &  8.8074 &  8.6996 &  7.9816 &  9.0866 \\
105458 &   8.5229 &  8.1213 &  7.1688 &  8.5793 &  8.4753 &  7.7584 &  8.8683 \\
108100 &   7.9628 &  7.5625 &  6.5931 &  7.9882 &  7.8371 &  7.1152 &  8.2101 \\
113867 &   7.6159 &  7.1823 &  6.2260 &  7.6367 &  7.5425 &  6.8253 &  7.9382 \\
167858 &   7.4093 &  6.9926 &  6.0277 &  7.4350 &  7.3337 &  6.6143 &  7.7259 \\
175337 &   8.2102 &  7.8103 &  6.8335 &  8.2302 &  8.1012 &  7.3784 &  8.4828 \\
195068 &   6.5117 &  6.0955 &  5.1233 &  6.5300 &  6.4220 &  5.6994 &  6.8119 \\
206043 &   6.5605 &  6.1317 &  5.1674 &  6.5809 &  6.4790 &  5.7572 &  6.8713 \\
207223 &   6.9961 &  6.6026 &  5.6300 &  7.0305 &  6.8966 &  6.1730 &  7.2762 \\
211699 &   9.9568 &  9.5352 &  8.5691 &  9.9679 &  9.8425 &  9.1226 & 10.2255 \\
218396 &   6.6524 &  6.2587 &  5.3186 &  6.7531 &  6.6774 &  5.9601 &  7.0853 \\
221866 &   8.2668 &  7.7669 &  6.8081 &  8.2177 &  8.1670 &  7.4528 &  8.5775 \\
\hline 
\end{tabular}
\end{table}