\begin{table}%t9
\caption{$K$-band $PL$-relations in box "C'', of the form $m_{\rm K}= a \log P + b$. }\label{tab-pl}
%\centering
\par
\begin{tabular}{ccrcl} 
\hline  \hline
       $a$       &       $b$        &  $N$  &  rms & Remarks  \\
\hline
$-3.78 \pm 0.24$ & $20.17 \pm 0.58$ &  44 & 0.26 & O-stars, LMC, Amplitude~$>$ $0.45$ mag \\
$-3.50 \pm 0.27$ & $19.42 \pm 0.67$ &  58 & 0.22 & C-stars, LMC, Amplitude $> 0.45$ mag \\
$-4.14 \pm 0.85$ & $21.34 \pm 2.06$ &  14 & 0.25 & C-stars, SMC  Amplitude $> 0.45$ mag \\
$-3.52 \pm 0.16$ & $19.56 \pm 0.38$ &  83 & 0.26 & O-stars, LMC, Amplitude $> 0.15$ mag \\
$-3.56 \pm 0.15$ & $19.57 \pm 0.38$ & 181 & 0.25 & C-stars, LMC, Amplitude $> 0.15$ mag \\
$-3.67 \pm 0.24$ & $20.22 \pm 0.60$ &  92 & 0.24 & C-stars, SMC, Amplitude $> 0.15$ mag \\
 \\
$-3.47 \pm 0.19$ & $19.48 \pm 0.45$ &  29 & 0.13 & M-Miras, LMC, FGWC \\
$-3.52 \pm 0.21$ & $19.64 \pm 0.49$ &  26 & 0.13 & M-Miras, LMC, GLE03 \\
$-3.30 \pm 0.40$ & $18.98 \pm 0.98$ &  20 & 0.18 & C-Miras, LMC, FGWC \\
$-3.56 \pm 0.17$ & $19.64 \pm 0.42$ &  54 & 0.25 & C-Miras, LMC, Groenewegen \& Whitelock (\cite{Gro96})  \\
\hline
\end{tabular}
\end{table}