\begin{table}%t5
%\centering
\par
\footnotesize {
\caption{Final temperatures as derived from different reddening corrections.
The whole table is available on-line.\label{tab5}}
\begin{tabular}{rcccccc}
\hline
\hline
\noalign{\smallskip}
 HIP   & \multicolumn{6}{c}{Effective temperature scales (K)} \\
       & 2 & 1 & 3 & 4 & S98 & H97 \\
\hline 
\multicolumn{7}{c}{Sample \#1: the {\it  clean} sample}\\ 
\noalign{\smallskip} 
\hline
\noalign{\smallskip}
   911 & 5972 & 5918 & 5972 & 5972 & 6076 & 6065 \\
  3026 & 6040 & 6026 & 6040 & 6040 & 6221 & 6214 \\
  3446 & 5901 & 5901 & 5894 & 5901 & 5991 & 5995 \\
  3564 & 5683 & 5683 & 5683 & 5683 & 5974 & 5679 \\
  8572 & 6287 & 6287 & 6287 & 6287 & 6265 & 6287 \\
  \ld  & \ld        & \ld  & \ld  & \ld  & \ld  & \ld  \\
\noalign{\smallskip}
\hline 
\multicolumn{7}{c}{Sample \#2: the {\it  $\beta$} sample} \\ 
\noalign{\smallskip}
\hline
\noalign{\smallskip}
   484 & 5064 & 5064 & 5064 & 5064 & 5064 & \ld  \\
  3554 & 5008 & 5008 & 5008 & 5008 & 5040 & 5022 \\
  4343 & 5064 & 5064 & 5064 & 5064 & 5069 & 5064 \\
  8314 & 6430 & 6430 & 6430 & 6430 & \ld  & 6444 \\
 13~749 & 4965 & 4965 & 4965 & 4965 & 4996 & 4965 \\
  \ld  & \ld  & \ld  & \ld  & \ld  & \ld  & \ld  \\
\noalign{\smallskip}
\hline
\multicolumn{7}{c}{Sample \#3: the {\it  ubvy} sample} \\ 
\noalign{\smallskip}
\hline
\noalign{\smallskip}
 12~807 & 5932 & 5932 & 5932 & 5932 & 6872:& 5959 \\
 83~320 & 5984 & 5984 & 5984 & 5984 & 6251 & 5861 \\
 87~062 & 5909 & 5909 & 5909 & 5909 & \ld  & 5905 \\
 91~129 & 6217 & 6217 & 6217 & 6217 & 7081:& 6237 \\
103~337 & 4885 & 4885 & 4885 & 4885 & 4876 & 4876 \\
  \ld  & \ld  & \ld  & \ld  & \ld  & \ld  & \ld  \\
\hline
\end{tabular}
}
\end{table}