\begin{table}%T1
\caption{Logbook of the dedicated measurements of HD~106419 and HD~121190.
The Heliocentric Julian Dates (HJD) are given in days with respect to
2~450~000 and $N$ denotes the number of measurements.}
%\centering
\par
\begin{tabular}{crrrrrr}
\hline\hline
& \multicolumn{3}{c}{Photometry} & \multicolumn{3}{c}{Spectroscopy} \\
\hline
Star & \multicolumn{2}{c}{HJD} & $N$ &\multicolumn{2}{c}{HJD} & 
$N$ \\
& Begin & End & & Begin & End &  \\
\hline
HD~106419 & 486.8 & 502.8 & 17 & 1270.3 & 1270.3 & 1\\
& 541.7 & 592.6 & 148 & 1271.2 & 1271.2 & 1\\
&  &  &  & 1272.0 & 1272.2 & 2\\
&  &  &  & 1273.1 & 1273.3 & 2\\
&  &  &  & 1274.0 & 1274.3 & 4\\
\hline
HD~121190 & 485.8 & 503.8 & 17 & 1270.3 & 1270.4 & 7\\
& 541.8 & 601.6 & 133 & 1271.2 & 1271.3 & 3\\
&  &  &  & 1272.1 & 1272.4 & 10\\
&  &  &  & 1273.1 & 1273.4 & 10\\
&  &  &  & 1274.1 & 1274.4 & 11
\\\hline
\end{tabular}
\label{logbook}
\end{table}