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\begin{table}
\tiny
\caption[]{Observed stars}
\begin{tabular}{|cl|l|l|l|r|l|}
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\hline
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 &Star &Type& Tel.&Spectro. &[Fe/H]&Ref.\\
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\hline
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   & BS 2456   &O7    & CFHT & ISIS/IR  &  -0.09 &     C\&92 \\
   & BS 1879   &O8    & CFHT & ISIS/IR  &        &\\
   & BS 1123   &B0V   & CFHT & ISIS/IR  &        &\\
~*  & BS 5056   &B1V   & CFHT & ISIS/IR  &        &\\
   & BS 4590   &B1.5V & CFHT & ISIS/IR  &        &\\
~*  & BS 4638   &B3V   & NTT  & IRSPEC2  &        &\\
   & BS 4456   &B4V   & CFHT & ISIS/IR  &        &\\
   & BS  788   &F9V   & CFHT & ISIS/IR  &        &\\
~*  & BS 4983   &G0V   & CFHT & ISIS/IR  &   0.02 &     C\&92        \\
   & HD 160691 &G5V   & NTT  & IRSPEC2  &   0.16 &     C\&92\\
~*  & BS 4550   &G8V   & CFHT & ISIS/IR  &  -1.40 &     C\&92 \\
   & HD 112758 &K0V   & CFHT & ISIS/IR  &        &            \\
   & HD 93800  &K0V   & NTT  & IRSPEC2  &   0.43 &     BG90     \\
   &           &      & CFHT & ISIS/IR  &        &\\
   & HD 130871 &K2V   & NTT  & IRSPEC2  &        &\\
   & HD 115404 &K2V   & CFHT & ISIS/IR  &        &  \\        
   & HD 157881 &K7V   & NTT  & IRSPEC2  &   0.40 &     C\&92     \\
   & GL 382    &M2V   & NTT  & IRSPEC2  &        &\\
   &           &      & CFHT & ISIS/IR  &        &\\
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\hline
\noalign{\smallskip}                                                    
   & BS 1790   &B2III & CFHT & ISIS/IR  &        &\\
~*  & BS 4883   &G0III & CFHT & ISIS/IR  &  -0.27 &     T91\\
~*  & BS 3903   &G7III & CFHT & ISIS/IR  &  -0.14 &     McW90\\ 
~*  & BS 5020   &G8III & NTT  & IRSPEC2  &  -0.12 &     McW90\\
   &           &      & CFHT & ISIS/IR  &        &\\
~*  & BS 4695   &K0III & NTT  & IRSPEC2  &  -0.20 &     C\&92 \\
   &           &      & CFHT & ISIS/IR  &        &\\
   & BS 5315   &K3III & CFHT & ISIS/IR  &  -0.39 &     McW90\\
~*  & BS 5824   &K3III & NTT  & IRSPEC2  &  -0.12 &     McW90\\
   & BS 6973   &K3III & NTT  & IRSPEC2  &  -0.18 &     McW90\\
   & HD 111180 &K3III & CFHT & ISIS/IR  &   0.25 &     Z91\\
   & HD 175674 &K3III & NTT  & IRSPEC2  &   0.29 &     C\&92\\       
   & BS 2731   &K5III & CFHT & ISIS/IR  &        &\\
   & HD 109655 &K5III & CFHT & ISIS/IR  &        &  \\          
   & BS 4174   &M0III & NTT  & IRSPEC2  &        &\\
   & BS 4127   &M1III & CFHT & ISIS/IR  &        &\\
   & BS 4902   &M3III & NTT  & IRSPEC2  &        &\\
   &           &      & CFHT & ISIS/IR  &        &\\
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\hline
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~*  & BS 4133   &B1Ib  & CFHT & ISIS/IR  &        &\\
   & BS 3459   &G1I   & CFHT & ISIS/IR  &  -0.11 &     C\&92      \\
   & BS 2764   &K3I   & CFHT & ISIS/IR  &   0.15 &     C\&92      \\
   & BS 1112   &K4Ib  & CFHT & ISIS/IR  &        &\\
   & BS 5645   &K4I   & NTT  & IRSPEC2  &        &  \\         
   & BS 3170   &M1Ib  & CFHT & ISIS/IR  &        &\\
   & BS 3364   &M2I   & CFHT & ISIS/IR  &        &  \\         
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\hline
\end{tabular}
\end{table}

\noindent{Note to Table 1:} \\
  BG90 : Barbuy \& Grenon, 1990 \\
  C\&92 : Cayrel et al., 1992\\
  McW90: McWilliam, 1990\\
  T91  : Taylor, 1991\\
  Z91  : Zhou, 1991 \\

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