\begin{table}%t3
\caption{\label{tab2}ACIS-S best-fit parameters and results for the spatially-resolved regions of NGC~5252.} 
\par
\begin{tabular}{lcccccccccc} \hline \hline\noalign{\smallskip}
Region & $N_{\rm H}$\tablefootmark{a} & $\Gamma$\tablefootmark{b} & $kT$\tablefootmark{c} & $E_{\rm c}$\tablefootmark{d} & $EW$\tablefootmark{e} & $F_{\rm 0.5-2 ~keV}$\tablefootmark{f} &
$F_{\rm 2-10~ keV}$\tablefootmark{f} & $L_{\rm 0.5-2 ~keV}$\tablefootmark{g} & $L_{\rm 2-10~ keV}$\tablefootmark{g}& $\chi^2/\nu$ \\[1mm]
&  $(10^{22}$~cm$^{-2}$) & & (eV) & (keV) & (eV) & & & & & \\ \hline
Nucleus & $2.32 \pm^{0.13}_{0.15}$ & $1.00 \pm^{0.08}_{0.06}$ & $140\pm^{60}_{40}$ & $6.37 \pm^{0.06}_{0.05}$ & $50 \pm 20$ & $2.66\pm^{0.11}_{0.28}$ & $103\pm^2_3$ & $0.82\pm^{0.03}_{0.09}$ & $1130 \pm^{20}_{30}$ & 176.9/127 \\[1mm]
SENS & $0.47\pm^{0.16}_{0.31}$ & $0.8 \pm 0.4$ & $<$140 & ... & ... & $0.06 \pm 0.05$ & $0.34 \pm^{0.08}_{0.14}$ & $50 \pm 40$ & $4.1 \pm^{1.0}_{1.7}$ & 3.0/5 \\[1mm]
NS & $\equiv$$N_{\rm H,Gal}$ & $-0.9\pm^{0.5}_{0.6}$ & $240 \pm^{40}_{30}$ & ... & ... & $0.066\pm^{0.011}_{0.015}$ & $1.3 \pm 0.3$ & $0.89 \pm^{0.15}_{0.20}$ & $15 \pm 3$ & 1.0/3 \\[1mm]
SS & $\equiv$$N_{\rm H,Gal}$ & $0.0 \pm 0.4$ & $110\pm^{13}_{21}$ & ... & ... & $0.122 \pm^{0.017}_{0.023}$ & $0.70 \pm^{0.18}_{0.53}$ & $1.7 \pm^{0.2}_{0.3}$ & $8 \pm^2_6$ & 5.1/7 \\[1mm]
& & & $510\pm^{170}_{230}$ & & & &  &  & &  \\ \hline
\end{tabular}
\tablefoot {
\tablefoottext{a}{Absorbing column density;} 
\tablefoottext{b}{photon index;} \tablefoottext{c}{temperature of the emitting thermal gas derived using $mekal$ to fit the spatially resolved   data;} 
\tablefoottext{d}{energy of the emission line;} 
\tablefoottext{e}{equivalent width;} 
\tablefoottext{f}{flux in   units of $10^{-13}$~erg~s$^{-1}$~cm$^{-2}$;}
\tablefoottext{g}{luminosity in units of $10^{40}$~erg~s$^{-1}$.}}
\par
\end{table}