\begin{table}%t1
\caption{Datasets on October 6, 7, and 8, 2004.}
\label{table:1}
%\centering
\par
\begin{tabular}{cccccc}
\hline \hline
Telescope & Datatype & Field of view &  Pixel size &   Cadence &   Time~ UT\\ \hline
\par
ISOON & H$\alpha$ & full-disc & $1.077\arcsec$   &  1 min & 14:05--22:35  October 6\\\
 &  & & &  &  13:30--20:31  October 7 \\
 &  & & &  &  13:37--22:35 October 8 \\
\\
MDI/SOHO & magnetogram & full-disc & $1.96\arcsec$   & 1 min & 20:49--23:49   October 6\\\
  & Doppler velocity & &  &  &  ~9:44--22:50  October 7  \\
  &  & & & 1 min & ~6:56--12:52  October 8\\
  &  & & & 1 min & 16:09--19:33 October 8\\
\hline
\end{tabular}
\end{table}