\begin{table}%t1
\caption{Peak positions of the H$\alpha$ knots of HH~223 and H$\alpha$ nebulosities
 in L723.\label{tjet}}
\small
%\centerline
{
\begin{tabular}{lccc}  
\hline\hline
Object & $\alpha_{2000}$ & $\delta_{2000}$  & Notes \\
\hline 
HH~223 knots:       &              &             & \\ 
\phantom{0}A  & 19 17 57.97  &+19 11 50.7  & \\
\phantom{0}B  & 19 17 57.72  &+19 11 50.1  & \\
\phantom{0}C  & 19 17 57.43  &+19 11 53.3  & \\
\phantom{0}D  & 19 17 57.30  &+19 11 53.0  & \\
\phantom{0}E  & 19 17 57.03  &+19 11 52.1  & \\
\phantom{0}F1 & 19 17 56.66  &+19 11 50.9  & (1)\\
\phantom{0}F2 & 19 17 56.66  &+19 11 53.4  & (1)\\
\phantom{0}F3 & 19 17 56.56  &+19 11 52.9  & (1)\\  
H$\alpha$ nebulosities:&           &      & \\ 
\phantom{0}N1 & 19 17 59.0  &+19 11 42   & (2)\\  
\phantom{0}N2 & 19 17 55.0  &+19 11 53   & (2)\\
\phantom{0}HH 223-SE1& 19 18 06.1  &+19 11 21   &(2)\\
\phantom{0}HH 223-SE2& 19 18 04.3  &+19 11 16   &(2)\\
\phantom{0}HH 223-NW1& 19 17 47.3  &+19 13 01   &(2)\\
\phantom{0}HH 223-NW2& 19 17 46.8  &+19 13 12    &(2)\\
\hline
\end{tabular}}
\par
\smallskip
 Notes:
(1) Peak positions of the emission enhancements found in the faint extended
arc-like filamentary emission westwards of knot E;
(2) position of the centroid of the nebulosity.
\par
\end{table}