\begin{table}%t1
\caption{\label{tab:sample}Basic data for our stars and observation log.}
%\centering
\par
\begin{tabular}{lcccccccc}
\hline\hline
\noalign{\smallskip}
Star     & $V$ & $B-V$ & Sp. type & $P_{\rm rot}$ [days] & First observation & Last observation & \#~nights & $\langle S/N \rangle$\\
\hline
\object{HD 4628 }   	&  5.74  &   0.890 &   K2V     &  39 & 2003-10-26 &   2008-09-05 &   36 &   34\\
\object{HD 16160}  	&  5.79  &   0.918 &   K3V     &  48 & 2003-10-26 &   2008-09-05 &   43 &   28\\
\object{HD 26965A}  	&  4.43  &   0.820 &   K1V     &  43 & 2003-10-26 &   2008-09-05 &   38 &   43\\
\object{HD 32147  }	&  6.22  &   1.049 &   K3V     &  47 & 2003-10-26 &   2008-09-05 &   35 &   24\\
\object{HD 152391}	&  6.65  &   0.749 &   G8V     &  11 & 2003-06-18 &   2008-09-11 &   38 &   36\\
\object{HD 160346}	&  6.53  &   0.959 &   K3V     &  37 & 2004-02-10 &   2008-09-11 &   31 &   29\\
\object{HD 216385}	&  5.16  &   0.487 &   F7IV     & 7 &  2003-10-26 &   2008-09-11 &   29 &   56\\
\object{HD 219834A}	&  5.20  &   0.787 &   G6/G8IV & 42  & 2003-10-26 &   2008-07-09 &   25 &   48\\
\hline
\end{tabular}
\end{table}