\begin{table}%tb1
%\centering
\par
\caption{\label{jouphot}Photometric data sets used.}
\begin{tabular}{rcrccclrr}
\hline\hline\noalign{\smallskip}
Source&Time interval&No. of&Comparison & Check & Passband(s) \\
      &(JD-2~400~000) & obs. &           &        \\
\noalign{\smallskip}\hline\noalign{\smallskip}
Stebbins (\cite{steb1915})        & 18~681.7--19~309.9&191&HD 37128& -- &green ($V$)\\
Storer (\cite{storer1930})          &  see the text   & 30&HD 35411& -- & ? \\
Worley (\cite{worley1955})&  see the text   &112&   ?    & -- & {\it BV} \\
Johnson et~al. (\cite{john1966}) & 38~304.0--38~729.9&5&all-sky & -- &\ubv \\
Koch \& Hrivnak (\cite{koch1981}) & 43~865.7--44~326.5& 64&HD 36840&HD 36898&green \\
& 43~870.7--44~326.5& 62&HD 36840&HD 36898&blue  \\
Perryman et~al. (1997) & 47~915.7--49~061.5& 89&all-sky &--&$H_{\rm p} $($V$)\\
this paper, Hvar & 54~015.6--54~720.6&145&HD 36591&HD 36351&\ubv \\
 \hline 
\end{tabular} \vspace*{1.5mm}
\end{table}