\begin{table}%t3
\caption{\label{tab:tableGX5-1_par}Best-fit parameters of the multi-component model $\mathsf{wabs\cdot(compTB[1]+compTB[2])}$ for the source~GX~5--1.}
\par
%\centering
\par
\begin{tabular}{ccccc}
\hline\hline \noalign{\smallskip}
Parameter & HR $<$ 7 & 7 $<$ HR $<$ 10 & 10 $<$ HR $<$ 12 & HR $>$ 12\\
\hline
\multicolumn{5}{c}{$\mathsf{compTB[1]}$ (thermal: $\log A=8$, $\delta=0$)}\\\noalign{\smallskip}
$kT_{\rm s}$\tablefootmark{a} &$0.4~({<}0.6)$&$0.6~({<}0.7)$&$0.4~({<}0.6)$&$0.4^{\rm +0.1}_{-0.2}$\\
$kT_{\rm e}$\tablefootmark{a} &$3.45^{\rm +0.05}_{-0.14}$&$3.11^{\rm +0.05}_{-0.13}$&$3.7^{\rm +0.3}_{-0.5}$&$[4]$\\
$\alpha$&$1.5^{\rm +0.1}_{-0.1}$&$1.5^{\rm +0.1}_{-0.2}$&$2.1^{\rm +0.2}_{-0.5}$&$2.5^{\rm +0.1}_{-0.1}$\\
$\tau$\tablefootmark{d} &3.6&3.8&2.6&2.1\\
CAF\tablefootmark{d}&1.6&1.5&1.4&1.3\\
\hline
\multicolumn{5}{c}{$\mathsf{compTB[2]}$}\\
$kT_{\rm s}$ $^a$&$2.02^{\rm +0.03}_{-0.11}$&$1.6^{\rm +0.1}_{-0.1}$&$1.71^{\rm +0.04}_{-0.04}$&$1.57^{\rm +0.02}_{-0.02}$\\
$R_{\rm bb}$\tablefootmark{b,d} &$3.8^{\rm +0.5}_{-0.1}$&$6.2^{\rm +1.2}_{-0.8}$&$5.6^{\rm +0.3}_{-0.2}$&$7.6^{\rm +0.2}_{-0.2}$\\
$kT_{\rm e}$\tablefootmark{a} &$[kT_{\rm e}]$&$[kT_{\rm e}]$&--&--\\
$\alpha$&$1.2^{\rm +0.9}_{-0.2}$&$1.1^{\rm +0.4}_{-0.3}$&--&--\\
$\delta$&$36~({>}18)$&$33~({>}14)$&--&--\\
$\log A$&$[-1.82]$&$[-2.19]$&$[-8]$&$[-8]$\\
\hline\noalign{\smallskip}
$L_{\rm tot}$\tablefootmark{c,d} &2.5&2.5&3.5&3.5\\ 
\hline\noalign{\smallskip}
$L_{\rm bb}$\tablefootmark{c,d} &0.3&0.3&0.4&0.5\\
&(12$\%$)&(12$\%$)&(11$\%$)&(14$\%$)\\
\hline\noalign{\smallskip}
$\chi^2/{\rm d.o.f.}$&133/130&101/118&82/114&96/109\\
\hline
\end{tabular}
\tablefoot {Errors are computed at 90$\%$ confidence level for a single parameter. 
\tablefoottext{a}{In~keV;}
\tablefoottext{b}{in~km;}
\tablefoottext{c}{in units of $10^{38}$~erg~s$^{-1}$, in the 0.1$-$200~keV energy range;}
\tablefoottext{d}{computed as reported in~Sect.~\ref{other}.}}
\end{table}