\begin{table}%t7
\caption{\label{tab:magnitudes_of_bd17}Landolt and MegaCam Magnitudes and colors of \bdtruc\ with their uncertainties.}
\small%\centerline
 {
\begin{tabular}{l|ccc|cccccc|c}
\hline
\hline
      &  1st order        &  Offset              & Final    & Landolt          & Color            & $\log g$      & $\rm [M/H]$ & $E(B-V)$ & Binarity & Total \\
      &                   &                      & value    & uncertainties    & transformations$\dagger$ &       &         &          &          & uncertainty \\
\hline 
$V$   &  --               & --                   & $+9.464$ & $\pm 0.0026$     &   --           &  --             &    --   &  --      & --       & $\pm 0.0026$ \\
$U-V$ &  --               & --                   & $+0.260$ & $\pm 0.0026$     &   --           &  --             &    --   &  --      & --       & $\pm 0.0026$ \\
$B-V$ &  --               & --                   & $+0.443$ & $\pm 0.0015$     &   --           &  --             &    --   &  --      & --       & $\pm 0.0015$ \\
$R-V$ &  --               & --                   & $-0.298$ & $\pm 0.0011$     &   --           &  --             &    --   &  --      & --       & $\pm 0.0011$ \\
$I-V$ &  --               & --                   & $-0.618$ & $\pm 0.0013$     &   --           &  --             &    --   &  --      & --       & $\pm 0.0013$ \\
\hline
$g_M-V$ & $+0.2196$         &       $+0.007$     &  $+0.2266$  & $\pm 0.0007$     &  $\pm 0.0067$  &    ${<}0.001$             & $\pm 0.002$  & ${<}0.001$     &  $\pm 0.001$   & $\pm 0.0023$ \\
$r_M-V$ & $-0.2487$         &       $+0.003$     &  $-0.2457$  & $\pm 0.0009$     &  $\pm 0.0015$  &    ${<}0.001$             & $\pm 0.001$  & $\pm 0.001$  &  $\pm 0.004$   & $\pm 0.0043$ \\
$i_M-V$ & $-0.5518$         &       $+0.002$     &  $-0.5498$  & $\pm 0.0013$     &  $\pm 0.0029$  &    ${<}0.001$             & $\pm 0.001$  & ${<}0.001$     &  $\pm 0.002$   & $\pm 0.0026$ \\
$z_M-V$ & $-0.6804$         &       $-0.010$     &  $-0.6904$  & $\pm 0.0013$     &  $\pm 0.0185$  &    $\pm 0.003$          & $\pm 0.001$  & $\pm 0.009$  &  $\pm 0.015$   & $\pm 0.0178$ \\
\hline
\end{tabular}}
\medskip
$^\dagger$ Not included in the total uncertainty budget reported in the last column (total uncertainty). The total impact of the color transformation uncertainties on the calibrated tertiary
fluxes is much smaller. It is discussed in Sect.~\ref{sec:tertiary_catalogs}.
\end{table}