\begin{table}%t1
%\centering
\par
\caption{\label{syst}Example systems with known close-in planets.}
\begin{tabular}[h]{llllll}
\hline\hline
Name& $m_{\rm Star}$ & $m_{\rm Pl}$ & $a$ & $e$ & Ref.\\
& [$m_{{\rm Sun}}$] & [$m_{{\rm Earth}}$] & & &\\
& Spec. Typ & &  &  & \\
\hline
CoRoT 7 b & 0.93 & 4.8 & 0.017 & 0.0 & 1\\
CoRoT 7 c & K0 V & 8.4 & 0.046 & 0.0 &\\
%\hline
Gliese 581 b & 0.31 & 15.65 & 0.04 & 0.0 & 2\\
Gliese 581 c & M3 & 5.36 & 0.07 & 0.17 &\\
Gliese 581 d && 7.09 & 0.22 & 0.38 &\\
Gliese 581 e && 1.94 & 0.03 & 0.0 &\\
%\hline
Gliese 876 b & 0.32 & 615 & 0.20783 & 0.0249 & 3\\
Gliese 876 c & M4 V & 196.74 & 0.13030 & 0.2243 & \\
Gliese 876 d && 5.89 & 0.02081 & 0.0 & \\
%\hline
HD 40307 b & 0.77 & 4.2 & 0.047 & 0.0 & 4\\
HD 40307 c & K2.5 V & 6.9 & 0.081 & 0.0 &\\
HD 40307 d && 9.2 & 0.134 & 0.0 &\\
\hline
\end{tabular}
\tablefoot{Reference: 1: Queloz et~al. (\cite{queloz}); 2: Mayor et~al. (\cite{mayor}); 3:~Rivera et~al. (\cite{rivera});~4: Mayor et~al. (\cite{mayor1}).}
\end{table}