\begin{table}%t3
 %\centering
\par
   \caption{Error on \teff estimation as a function of quality factor.}
  \label{table:quality_factor_error_teff}
 \small   \begin{tabular}{c c}
    \hline\hline
    Quality factor & \teff error \\
    (\%)           & ($K$)         \\
    \hline
    0--9            & 1400        \\
    10--19          & 800         \\
    20--29          & 600         \\
    30--39          & 1100        \\
    40--49          & 200         \\
    50--59          & 300         \\
    60--69          & 200         \\
    70--79          & 100         \\
    80--89          & 100         \\
    90--100         & 100         \\
    \hline
  \end{tabular}
\end{table}