\begin{table}%t13
\caption{New spectral keywords including forms for use in tables.
All table keywords except the coordinate name have the same form
for the {\tt BINTABLE} vector image format and the pixel list
format.}
\label{ta:Vkeyword}
%\centering
\par
\begin{tabular}{llllcl}
\hline\hline
Primary & BINTABLE & Pixel & Type & Sect.& Keyword\rule{0mm}{4mm}   \\
Array   &          & list  &      &      & Description \rule[-2mm]{0mm}{3mm}    \\
\hline
\keyi{CNAME}{i\Ci}&{\it i\/}{\tt CNA}{\it n\Ci} & {\tt TCNA}{\it n\Ci}
                  &character&\ref{s:CNAME}
                  &Coordinate axis name \\
{\tt RESTFRQ}\Ci  &\multicolumn{2}{c}{{\tt RFRQ{\it n\Ci}}}
                  &floating &\ref{s:COPAR}
                  &Line rest frequency (Hz)\\
{\tt RESTFREQ}    &\multicolumn{2}{c}{---}
                  &floating &\ref{s:COPAR}
                  &Line rest frequency alternate for primary array only\\
{\tt RESTWAV}\Ci  &\multicolumn{2}{c}{{\tt RWAV{\it n\Ci}}}
                  &floating &\ref{s:COPAR}
                  &Line rest wavelength in vacuum (m)\\
{\tt SPECSYS}\Ci  &\multicolumn{2}{c}{{\tt SPEC{\it n\Ci}}}
                  &character&\ref{s:reference}
                  &Spectral reference frame (from Table~\ref{ta:specsys})\\
{\tt SSYSOBS}\Ci  &\multicolumn{2}{c}{{\tt SOBS{\it n\Ci}}}
                  &character&\ref{s:reference}
                  &Spectral reference frame fixed during observation
                  (from Table~\ref{ta:specsys})\\
{\tt MJD-AVG}     &\multicolumn{2}{c}{{\tt MJDA{\it n}}}
                  &floating &\ref{s:reference}
                  &Average date of observation (Julian date$-2400000.5$) \\
{\tt DATE-AVG}   &\multicolumn{2}{c}{{\tt DAVG{\it n}}}
                  &character &\ref{s:reference}
                  &Average date/time of observation \\
{\tt OBSGEO-X}    &\multicolumn{2}{c}{{\tt OBSGX{\it n}}}
                  &floating &\ref{s:reference}
                  &Observation X (m) \\
{\tt OBSGEO-Y}    &\multicolumn{2}{c}{{\tt OBSGY{\it n}}}
                  &floating &\ref{s:reference}
                  &Observation Y (m) \\
{\tt OBSGEO-Z}    &\multicolumn{2}{c}{{\tt OBSGZ{\it n}}}
                  &floating &\ref{s:reference}
                  &Observation Z (m)\\
{\tt VELOSYS}\Ci  &\multicolumn{2}{c}{{\tt VSYS{\it n\Ci}}}
                  &floating &\ref{s:reference}
                  &Radial velocity wrt standard of rest (m~s$^{-1}$)\\
{\tt ZSOURCE}\Ci  &\multicolumn{2}{c}{{\tt ZSOU{\it n\Ci}}}
                  &floating &\ref{s:reference}
                  &Redshift of source for {{\tt SOURCE}} cases (unitless)\\
{\tt SSYSSRC}\Ci  &\multicolumn{2}{c}{{\tt SSRC{\it n\Ci}}}
                  &character&\ref{s:reference}
                  &Spectral reference frame for {\tt SOURCE} cases
                  (from Table~\ref{ta:specsys})\\
{\tt VELANGL}\Ci  &\multicolumn{2}{c}{{\tt VANG{\it n\Ci}}}
                  &floating &\ref{appen:relativity}
                  &Angle of true velocity from tangent to line of
                   sight\rule[-2mm]{0mm}{3mm}\\
\hline
\end{tabular}
\end{table}