\begin{table}%t5 \caption{\label{MC3D_S}The parameters of the radiative transfer model of T~Tau~Sa.} %\centerline {\small \begin{tabular}{llccrcc} \hline\hline & Parameter & Unit & & Value & & Ref.\\ \hline \multicolumn{2}{l}{{\bf Stellar parameters}}\\ \hspace{0.3cm} & Mass ($M_{\star}$)& $M_{\odot}$& & 2.3 & & $^a$ \\ & Spectral type & & & Ae& & $^b$ \\ & Temperature ($T_{\star}$)& K$_{\ ~}$ & & 9000 & & $^d$ \\ & Luminosity ($L_{\star}$)& $L_{\odot}$& & 40& & $^g$ \\ & Radius ($R_{\star}$) & $R_{\odot}$& & 2.6& & calc \\ \multicolumn{2}{l}{{\bf Accretion}}\\ & Accretion rate& $M_{\odot}~\rm{yr}^{-1}$& & $1\times10^{-8}$& & $^d$ \\ & Boundary temp. ($T_{\rm bnd}$) & K$_{\ ~}$ & & 8000 & & est. \\ & Boundary rad. ($R_{\rm bnd}$) & $R_{\star}$& & 5.0 & & est. \\ \multicolumn{2}{l}{ {\bf Circumstellar disc / envelope}}\\ & Inner radius ($R_{\rm in}$) & AU& & 0.5 & & $^g$ \\ & Outer radius ($R_{\rm out}$) & AU & & 5.0 & & $^g$ \\ & $\beta$& & & 1.00& & $^g$ \\ & $h_{100}$ & AU& & 10.0 & & $^g$ \\ & $c_1$ & & & $1 \times 10^{-5}$ & & $^g$ \\ & $c_2$ & & & --5.0 & & $^g$ \\ & Inclination & deg & & 72 & & $^g$ \\ & Disc mass ($M_{\rm disc}$) & $M_{\odot}$ & & $3\times 10^{-3}$ & & $^g$ \\ \multicolumn{2}{l}{{\bf Interstellar extinction}}\\ & Foreground extinction $A_V$ & mag & & 30 & & $^g$ \\ \hline \end{tabular}} \medskip $^a$ \cite{koehler08a}; $^b$ \cite{duchene06}; $^c$ \cite{duchene02}; $^d$ \cite{duchene05}; $^e$ \cite{lb82}; $^f$ \cite{bessell88}; $^g$~this work; calc.~=~calculated; est.~=~estimated. \end{table}