\begin{table}%t2
\caption {\label{tab2}Differential photometry of WR~29.}
%\centerline
 {\begin{tabular}{r c c c}
\hline\hline
HJD 	    & WR~29-C1  & Orbital phase & Config.\\
2~450~000+& diff. mag.&               &        \\ 
\noalign{\smallskip}\hline\noalign{\smallskip}
 3397.7381& --0.441 &  1.324& Rop-CASLEO  \\  
 3397.7395& --0.439 &  1.300& Rop-CASLEO  \\ 
 3037.7180& --0.549 &  1.306& Tek-CASLEO  \\ 
 3037.6973& --0.553 &  1.306& Tek-CASLEO  \\ 
 3778.8695& --0.478 &  1.312& Tek-CTIO    \\ 
 3778.8701& --0.482 &  1.321& Tek-CTIO    \\ 
\hline
\end{tabular}}
\par
\smallskip
{Orbital phase calculated with the ephemeris from Eq.~(\ref{Eph}).}
\end{table}