\begin{table}%t5
\caption{Structural parameters of PG 0911+456.}
\label{modelparams}
\small
%\centerline
{\begin{tabular}{lrclc}
\hline\hline
 Quantity & \multicolumn{3}{c}{Estimated value} & \\
\hline
 $T_{\rm eff}$ (K)$^{\dag}$ & $31940$ & $\pm$ & $220$ & ($0.69$$\%$) \\
 $\log g$ & $5.777$ & $\pm$ & $0.002$ & ($0.03$$\%$) \\
 $M_*/M_{\odot}$ & $0.39$ & $\pm$ & $0.01$ & ($1.55$$\%$) \\
 $\log (M_{\rm env}/M_*)$ & $-4.69$ & $\pm$ & $0.07$ & ($1.49$$\%$) \\
 & \\
 $R/R_{\odot}$ ($M_*$, $g$) & $0.134$ & $\pm$ & $0.002$ & ($1.00$$\%$) \\
 $L/L_{\odot}$ ($T_{\rm eff}$, $R$) & $16.8$ & $\pm$ & $1.0$ & ($4.76$$\%$) \\
 $M_V$ ($g$, $T_{\rm eff}$, $M_*$) & $4.82$ & $\pm$ & $0.04$ & ($0.83$$\%$) \\
  $d$ ($V$, $M_V$) (pc) & $930.3$ & $\pm$ & $27.4$ & ($2.9$$\%$) \\
 $P_{\rm rot}$ (days) & & $\geq$68 & & ... \\
 $V_{\rm eq}$ ($P_{\rm rot}$, $R$) (km/s) & & $\leq$0.1 & & ... \\
 \hline
\end{tabular}}
$^{\dag}$ From spectroscopy.
\end{table}