**Table 1:** List of observed positions shown in Fig. 1 and observing conditions.
$\begin{table}% latex2html id marker 304{ \begin{tabular*}{\textwidth}{ @{}l@{... ...m$^{-2}$\space arcsec$^{-2}$ , see Sect~\ref{obs} for explanation.} \end{table}$

Source LaTeX | All tables | In the text