\begin{table}%t1
     \caption{\label{tab:observations}Objects observed for this atlas and temperatures adopted for the models.}
 %\centerline
{
    \begin{tabular}{ccccc}
      \hline
      \hline
      \noalign{\smallskip}
      Object & SpType$^a$ & $J^b$& exp. time& $T_{\rm{model}} {}^c$\\
      &&[mag]&[s]&[K]\\
      \noalign{\smallskip}
      \hline
      \noalign{\smallskip}
      2MASS 1731$+$2721 & L0 & 12.09 & 2400 & 2200\\
      2MASS 1155$-$3727 & L2 & 12.81 & 5200 & 2000\\
      2MASS 1507$-$1627 & L5 & 12.83 & 5200 & 1700\\
      2MASS 2204$-$5646 & T1+T6 & 11.91 & 3000 & 1280\\
      ($\epsilon$ Indi~B)\\
      \noalign{\smallskip}
      HD 114772 & B9V & $V=5.89$ & 25 &\\
      \hline
    \end{tabular}}\medskip
\par
    $^a$ {Optical spectral type from \texttt{DwarfArchives.org}}; $^b$ {2 MASS system};  
  $^c$~{See Sect.~\ref{sect:models}}.
\end{table}