\begin{table}%t4
%\centering
\par
\caption{{ Ranges of stellar masses  ($\Delta\mathcal{M}_{\rm stars}^{\rm IMF}$)
and of mass-to-$K$s-band light ratios ($\Delta M$/$L_{K}^{\rm IMF}$) 
defined by the fitting models with different IMF (Sal, MS and Kro). 
}}\label{t4}
 {\begin{tabular}{lcccccc}
\hline
\hline
ID & $\Delta\mathcal{M}_{\rm stars}^{\rm Sal}$ &$\Delta M$/$L_{ K}^{\rm Sal}$& $\Delta\mathcal{M}_{\rm stars}^{\rm MS}$ &$\Delta M$/$L_{K}^{\rm MS}$&$\Delta\mathcal{M}_{\rm stars}^{\rm Kro}$ &$\Delta M$/$L_{K}^{\rm Kro}$\\
& [$10^{11}$~$M_\odot$] &[$M$/$L$]$_\odot$ &  [$10^{11}$~$M_\odot$] &[$M$/$L$]$_\odot$ & [$10^{11}$~$M_\odot$] &[$M$/$L$]$_\odot$ \\ 
\hline
HDFS\_1269    &1.2$-$2.1&0.35$-$0.75 & 0.6$-$1.2&0.20$-$0.44 &0.9$-$1.5&0.29$-$0.49 \\
HDFS\_822     &2.3$-$5.6&0.25$-$0.52 & 1.1$-$2.6&0.14$-$0.27 &1.7$-$4.2&0.2$-$0.47 \\
HDFS\_850     &1.0$-$1.4&0.25$-$0.45 & 0.5$-$1.2&0.12$-$0.24 &0.8$-$1.1&0.18$-$0.28 \\
\hline
\end{tabular}
}
\end{table}