\begin{table}%t1
%\centering
\par
\caption{Supernova properties, assuming discovery at maximum
luminosity in $B$-band. Type Ibc and 87a-like events are not considered but are
listed for completeness.}\label{tab:sn}
    \begin{tabular}{cccc}
    \hline\hline
    Type & Rel.~cc fraction & Abs.~mag. $M$ & Disp.~$\sigma_{\rm M}$ \\
    \hline
    IIn & 0.02 & $-$18.78 &  0.92 \\
    IIp & 0.3 & $-$16.61 & 1.23 \\
    IIL & 0.3 & $-$17.80 & 0.88  \\
    Ibc & 0.23 &  $-$17.92 &  1.29 \\
    87a-like &  0.15 &  - &  - \\
    Ia & 0 & $-$19.17 &  0.16\footnote{After width-brightness correction.} \\
    \hline
    \end{tabular}
\end{table}