\begin{table}%t2
\caption{\label{bxp}Log of X-ray observations.}
%\centering
\par
\begin{tabular}{lrrc}
\hline \hline \noalign{\smallskip}
SDSS Name& ObsId& Date& Exp.\\
(1)& (2)& (3)& (4)\\ 
\hline
J105951.36+301817.4& 10325&  2009-01-29& 10.0\\
J092640.67+023628.7& 10326&  2009-03-23& 10.0\\
J034222.54--055727.9& 10327&  2008-12-02&  9.8\\
J104603.17+071907.2& 10328&  2009-02-10& 10.0\\
J165158.61+432508.6& 10329&  2009-06-30& 10.0\\
J080859.33+204711.8& 10330&  2008-12-22& 10.0\\
J125848.58+120531.1& 10331&  2009-02-23&  9.2\\
J145503.94+515539.9& 10332&  2009-07-27& 10.0\\
J085600.88+371345.5&  6807&  2006-02-17& 10.3\\
\hline		 	      			\end{tabular}
\tablefoot {Column description: (1) Source name. (2) \chandra\ observation identifier. (3) Observing date (yyyy-mm-dd). (4) Exposure time in~ks.}
\end{table}