\begin{table}%t2
\caption{\label{hd125612_tab}Orbital parameters for the planets orbiting the star HD~125612. }
%, we present here the improved orbital elements after discovery of companions c and d.}
%\centering
\par
\begin{tabular}{l l r r r r r r}
\hline\hline\noalign{\smallskip}
\multicolumn{2}{l}{Parameter} & &  HD~125612c  &  & HD~125612b\tablefootmark{a} 
&  &  HD~125612d \\
\hline
$P$ & [days] & & $4.1547 \pm 0.0005$ & &   $559.4\pm  1.3$ & &  $3008\pm 202$\\
$T$ & [JD-2~400~000] & & $54~420.17 \pm 0.23$ & & $54~894.9 \pm2.5$ & & $57174^{+396}_{-17}$\\
$e$ & & & $0.27  \pm0.12$ & &$ 0.46\pm0.01$ & & $0.28\pm0.12$\\
$V$ & [km~s$^{-1}$] &  \multicolumn{6}{c}{$-18.214 \pm 0.002$ (HIRES)         $-18.193 \pm 0.002$ (HARPS)}  \\
$\omega$ & [deg] & & $103\pm  23$ & & $41.5\pm1.7$ & &$-76\pm8$\\
$K$ & [m s$^{-1}$] & & $7.2 \pm 1.2$ & & 79.8 $\pm$ 2.3 & & $96.6\pm4.7$\\
%$a_1 \sin{i}$ & [10$^{-5}$ AU] & & 0. 05 \\
%$f(m)$ & [10$^{-11} M_{\odot}$] & & 4.913 \\
$m_2 \sin{i}$ & [$M_{{\rm Jup}}$] & & 0.058 & & 3.0& & 7.2\\ 
$m_2 \sin{i}$ & [$M_{{\rm Earth}}$] & & 18 & & 968 & & 2286\\ 
$a$ & [AU] & & 0.05 & & 1.37 & & 4.2\\
\hline
$N_{{\rm meas}}$ & &  \multicolumn{6}{c}{19 (HIRES)+58 (HARPS)} \\
$Span$ & [days] &  \multicolumn{6}{c}{2016}\\
$\langle\delta$~RV$\rangle$ & [m~s$^{-1}$] &  \multicolumn{6}{c}{2.1} \\
$\sigma$ (O--C) & [m~s$^{-1}$] &  \multicolumn{6}{c}{3.7} \\
$\chi^2_{\rm red}$ &  & \multicolumn{6}{c}{5.6 $\pm$ 0.4}  \\
\hline
\end{tabular}
\tablefoot{\tablefoottext{a}{Planet b was discovered by Fischer et~al. (\cite{fischer07}), and we improve its orbital elements after discovery of the planets c and d.}
}%\vspace*{3.5mm}
\end{table}