\begin{table}%t13
\caption{\label{corfactorsIBalpha}IMF correction factors for \sfs\ estimators, to be applied on values from Tables~\ref{estimatorsIBall}$-$\ref{estimatorsIB06} when IMF slope $\alpha=1$, $3$.}
\small%\centering
\par
\begin{tabular}{ccccccc}
\hline\hline \noalign{\smallskip}
 & \multicolumn{3}{c}{IB($\alpha=1$)} & \multicolumn{3}{c}{IB($\alpha=3$)} \\ 
Magnitude & $4$~Myr & $5$~Myr & $6$~Myr & $4$~Myr & $5$~Myr & $6$~Myr\\
 \hline
\lfir & $0.61$ & $0.93$ & $1.22$ & $2.41$ & $2.03$ & $1.81$ \\
\nlyc & $0.54$ & $0.85$ & $1.17$ & $2.76$ & $2.31$ & $2.01$ \\
\lradio & $0.32$ & $0.52$ & $0.71$ & $3.69$ & $2.99$ & $2.60$ \\
\lcuva & $0.63$ & $0.97$ & $1.29$ & $2.36$ & $1.99$ & $1.76$ \\
\lcuvb & $0.61$ & $0.95$ & $1.27$ & $2.40$ & $1.99$ & $1.76$ \\
\lgu & $0.55$ & $0.90$ & $1.17$ & $2.49$ & $1.99$ & $1.78$ \\
\lgb & $0.50$ & $0.78$ & $0.95$ & $2.55$ & $2.09$ & $1.96$ \\
\lgv & $0.49$ & $0.71$ & $0.89$ & $2.59$ & $2.26$ & $2.10$ \\
\lgk & $0.48$ & $0.63$ & $0.80$ & $2.75$ & $2.64$ & $2.40$ \\
\hline
\end{tabular}
\end{table}