\begin{table}%t3
\caption{\label{tab3}Summary of the properties of CXO J17545-28 in comparison to magnetic O and WR and Of?p stars.}
%\centerline
{\begin{tabular}{lccccc}
\hline
\hline
ID & Spec. & log($L_{\rm bol}$) & log($L_{\rm x}$) & log($L_{\rm x}$/$L_{\rm bol}$) & Ref. \\
   & type  &  (erg~s$^{-1}$)& (erg~s$^{-1}$) & & \\
\hline
CXO J1745-28 & WN9h      & 39.8 & 35.0 & $-4.8$ & 1, this study \\
             &           &      &      &      &                    \\
$\theta^1$ Ori C  & O7 V & 39.0   & 33.0 &   $-6.0$ & 2,3,4 \\
$\zeta$ Ori A     & O9.7Ib & 38.8  & 32.1     & $-6.7$  & 5,6  \\      
HD 108  & O4f?p$\leftrightarrow$O8.5fp & 39.2 & 33.1 & $-6.1$ & 2,3 \\
HD 148937 & O5.5-6f?p & 39.3 & 33.3 & $-6.0$ & 3,7 \\
HD 152408 (=WR 79a)           & WN9ha& 39.6   & 31.9 & $-7.7$ & 8    \\ 
HD 164794    &  O4 V((f))& 39.5   & 33.1  & $-6.4$ &  9 \\ 
HD 191612    & O6.5f?pe$\leftrightarrow$O8fp & 39.1 & 32.9 & $-6.1$ & 2 \\
\hline
\end{tabular}}
\medskip
\par
Note that no magnetic field determinations have been made for HD~108, while HD 164974 (=9 Sgr) is a suspected 
CWB. References for this table are:
(1) Mikles et~al. (\cite{m06});
(2) N\'aze et~al. (\cite{naze07});
(3) N\'aze et~al. (\cite{naze08});
(4) Gagn\'e et~al. (\cite{gagne});
(5) Raassen et~al. (\cite{raassenmag});
(6) Bouret et~al. (\cite{bouret});
(7) N\'aze et~al. (\cite{naze08b}); 
(8) Oskinova (\cite{oskinova});
and 
(9) Rauw et~al. (\cite{rauw02}).
\end{table}