\begin{table}%t6
\caption{\label{t6}{\it Spitzer} observation log.}
%\centering
\par
\begin{tabular}{lllll}\hline\hline\noalign{\smallskip}
Object & Program ID & P.I. & Obs. Date & Instrument \\
\hline
J0141582-463358 & 30540 & Houck & 2006-08-12 & IRAC1-4 \\
J0141582-463358 & 284   & Cruz  & 2007-07-16 & MIPS1 \\
J1611296-190029 & 20103 & Hillenbrand & 2005-08-24 & IRAC1-4 \\
J1611296-190029 & 20103 & Hillenbrand & 2006-04-06 & MIPS1 \\
J1901391-370017 & 6     & Fazio & 2004-04-20 & IRAC1-4 \\
J1901391-370017 & 6     & Fazio & 2004-04-11 & MIPS1 \\
\hline
\end{tabular}\vspace*{1.5mm}
\end{table}