\begin{table}%T6
\caption{\label{tab:lum}Visual magnitude, $V_T$, parallax, absolute magnitude
$M_{VT}$, bolometric correction BC, bolometric magnitudes and
luminosities of the sample stars. The last column refers to the
luminosity uncertainty due to error propagation of the involved
quantities.}  
\small%\centering
\par
\begin{tabular}{c c c c c c c c c }
\hline\hline
Star & $V_T$ & $\pi$ (mas) & $M_{VT}$ & BC & $M_{\rm BOL}$ & $\sigma_{M_{\rm BOL}}$ & $\log (L_{\star} / L_{\odot}$) & $\sigma_{\log (L_{\star} / L_{\odot})}$ \\
\noalign{\smallskip}
\hline
HR~440 & 4.05 & 22.15 & +0.78 & $-$0.34 & +0.44 & 0.04 & 1.75 & 0.02 \\
HR~649 & 4.47 & 9.01 & $-$0.76 & $-$0.22 & $-$0.98 & 0.21 & 2.32 & 0.09 \\
HR~1016 & 5.60 & 7.75 & +0.04 & $-$0.23 & $-$0.19 & 0.14 & 2.00 & 0.05 \\
HR~1326 & 3.98 & 27.85 & +1.21 & $-$0.39 & $-$0.81 & 0.03 & 1.60 & 0.01 \\
HR~2392 & 6.39 & 8.25 & +0.97 & $-$0.28 & +0.68 & 0.16 & 1.65 & 0.07 \\
HR~4608 & 4.22 & 19.08 & +0.63 & $-$0.29 & +0.34 & 0.06 & 1.79 & 0.03 \\
$\epsilon$ Vir & 2.95 & 31.90 & +0.47 & $-$0.23 & +0.24 & 0.04 & 1.83 & 0.02 \\
HR~5058 & 5.24 & 15.73 & +1.23 & $-$0.34 & +0.89 & 0.08 & 1.57 & 0.03 \\
HR~5802 & 5.36 & 13.89 & +1.07 & $-$0.26 & +0.82 & 0.09 & 1.60 & 0.04 \\
HR~7321 & 6.52 & 6.68 & +0.64 & $-$0.33 & +0.31 & 0.21 & 1.80 & 0.08 \\
HR~8115 & 3.31 & 21.62 & $-$0.01 & $-$0.29 & $-$0.31 & 0.03 & 2.05 & 0.01 \\
HR~8204 & 3.86 & 8.19 & $-$1.57 & $-$0.18 & $-$1.76 & 0.18 & 2.63 & 0.07 \\
HD 205011 & 6.54 & 6.31 & +0.54 & $-$0.34 & +0.20 & 0.15 & 1.85 & 0.06 \\
HR~8878 & 5.21 & 9.56 & +0.11 & $-$0.52 & $-$0.41 & 0.13 & 2.09 & 0.05 \\
\hline
\end{tabular}
\end{table}