\begin{table}%T2
%\centering
\par
\caption{The list of $\beta$~Cephei stars belonging to open clusters. ID numbers, names and
numbers of the used IUE images are given.}
\label{t2}
\begin{tabular}{rcrr}
\hline \hline
\multicolumn{1}{c}{ID} &\multicolumn{1}{c}{Name}& \multicolumn{2}{c}{IUE numbers}   \\ 
\multicolumn{1}{c}{number} &\multicolumn{1}{c}{}    & SWP camera  & LWP/LWR camera  \\ \hline
N3293-10       & V401~Car               &20~306, 23~759 &16~221 \\
N3293-11       &                        &21~527        &16~996 \\
N3293-14       & V405~Car               &21~513, 23~568 &16~995 \\
N3293-27       & V380~Car               &20~307, 23~758 &16~228 \\
N3293-65       & V412~Car               &20~324        &16~248 \\
N3293-23       & V404~Car               &21~529, 23~570 &16~998 \\
\hline 
N4755-III-1    & CT~Cru                 &33~701        &13~352 \\
N4755-I-13     &                        &33~702        &13~355 \\
N4755-I        & CV~Cru                 &33~703        &13~356 \\
N4755-G        & BS~Cru                 &33~709        &13~365 \\
N4755-F        & BW~Cru                 &36~249        &15~505 \\
\hline 
N6231-110      & V947~Sco               &02~762        &02~464 \\
N6231-150      & V920~Sco               &24~120        &04~503 \\
N6231-238      & V964~Sco               &16~593        &12~829 \\
N6231-261      & V946~Sco               &24~119        &04~502 \\
N6231-282      & V1032~Sco              &16~606        &12~846 \\
\hline
\end{tabular}
\end{table}