\begin{table}%t2
\caption{\label{RVpoints}The RV calculated per nodding position for the RV standard, HD~108309, and TW~Hya, and estimated photon noise of each exposure.}
%\centering
\par
\begin{tabular}{lccclccc} 
\hline\hline\noalign{\smallskip}
 RVstd &MJD  [d] & RV [km~s$^{-1}$] & Ph. Noise [m/s] &  TW~Hya &MJD  [d] & RV [km~s$^{-1}$] & Ph. Noise [m/s] \\ \hline 
    &    2~454~519.805826   &  30.3699   &   10.5    &   &     2~454~519.795056   &   12.1094   &   20.6\\
    &    2~454~519.806647   &  30.3600   &   10.1    &   &     2~454~519.797602   &   12.0837   &   19.1\\
    &    2~454~519.807307   &  30.3452   &   10.1    &   &     2~454~519.799998   &   12.1662   &   19.4\\
    &    2~454~519.808129   &  30.2390   &   10.7    &   &     2~454~519.802579   &   12.0965   &   18.9\\
    &    2~454~522.666534   &  30.3146   &   16.8    &   &     2~454~522.655881   &   12.2158   &   32.9\\
    &    2~454~522.667368   &  30.3778   &   16.4    &   &     2~454~522.658416   &   12.1857   &   26.0\\
    &    2~454~522.668039   &  30.3330   &   16.2    &   &     2~454~522.660823   &   12.2122   &   29.3\\
    &    2~454~522.668861   &  30.3402   &   16.7    &   &     2~454~522.663370   &   12.2435   &   29.9\\
    &    2~454~523.728265   &  30.2983   &   14.4    &   &     2~454~523.716034   &   12.0599   &   26.1\\
    &    2~454~523.729098   &  30.3300   &   14.7    &   &     2~454~523.718569   &   12.0379   &   23.8\\
    &    2~454~523.729770   &  30.3419   &   16.4    &   &     2~454~523.720965   &   12.1981   &   25.9\\
    &    2~454~523.730592   &  30.3281   &   15.7    &   &     2~454~523.723534   &   12.0555   &   25.8\\
    &    2~454~524.749738   &  30.3288   &   13.4    &   &     2~454~524.734402   &   12.0436   &   24.6\\
    &    2~454~524.750571   &  30.3301   &   12.3    &   &     2~454~524.736948   &   12.1082   &   22.8\\
    &    2~454~524.751242   &  30.3526   &   11.6    &   &     2~454~524.739344   &   12.0788   &   34.0\\
    &    2~454~524.752064   &  30.3389   &   12.5    &   &     2~454~524.742249   &   12.0935   &   26.1\\
    &    2~454~525.733788   &  30.3323   &   11.5    &   &     2~454~525.713207   &   12.2017   &   22.2\\
    &    2~454~525.734610   &  30.3690   &   10.0    &   &     2~454~525.715765   &   12.1959   &   18.0\\
    &    2~454~525.735270   &  30.3403   &   9.6    &   &     2~454~525.718161   &   12.1969    &   19.3\\
    &    2~454~525.736092   &  30.3208   &   9.8    &   &     2~454~525.720730   &   12.1501    &   19.7\\
\hline 
\end{tabular}
\end{table}