table1.tex

\begin{deluxetable}{ccrr}
%\tabletypesize{\scriptsize}
%\rotate
%\tablewidth{600pt}
\tablewidth{0pt}
\tablecaption{WIYN Imaging Observations of NGC\,6946}

\tablehead{
\colhead {} & \multicolumn{2}{c}{Filter} & \colhead {}\\ 
\cline{2-3}  
\colhead{Designation} &
%\colhead{Designation} &
\colhead{$\rm \lambda_{c}$(\AA)} &
%\colhead{$\rm \lambda_{c}[corr]$(\AA)\tablenotemark{b}} &
\colhead{$\Delta \lambda$(\AA)\tablenotemark{a}} &
\colhead {Exposure (s)} 
}

\startdata
\oiii &  5010 &60\phn\phn & $11\times800$ \phn\phn  \\
Green Continuum  & 5127& 100\phn\phn&$11\times500$ \phn\phn \\
H$\alpha$  & 6563 & 27\phn\phn    & $10\times800$ \phn\phn \\
\sii\tablenotemark{b} & 6723 & 63\phn\phn & $10\times800$ \phn\phn  \\
Red Continuum  & 6840& 93\phn\phn &$10\times600$ \phn\phn \\
\enddata

%\tablenotetext{a}{Nominal central wavelength.}
\tablenotetext{a}{Full width at half maximum in the WIYN f/6.3 beam.}
\tablenotetext{b}{WIYN Observatory filter W037; other filters are PFW custom.}

\label{imaging_obsns}
\end{deluxetable}