\begin{table}%t1
%\centering
\par
\caption{Orbital elements of the prograde satellites of Jupiter
and the stage during Jupiter's mass growth at which the satellites
could have been captured (last two columns).\label{tab1}}
%\centering
\par
\begin{tabular}{ccccc}
\hline\hline
Satellite &$a_0$    &$e_0$ &$I_0$ &Jupiter's mass  \\
          &$(\juprad)$&      &      &($10^5$~yr)$\qquad$($10^7$~yr)\\
\hline
Themisto   & 105.00  & 0.24 &43.08$\degr$ & $39\%{-}42\% \quad 38\%{-}44\%$\\
Leda       & 156.17  & 0.16 &27.46$\degr$ & $53\%{-}56\% \quad  53\%{-}57\%$\\
Himalia    & 160.31  & 0.16 &27.50$\degr$ & $53\%{-}56\% \quad 56\%{-}59\%$\\
Lysithea   & 163.89  & 0.11 &28.30$\degr$ & $55\%{-}57\% \quad 51\%{-}58\%$\\
Elara      & 164.23  & 0.22 &26.63$\degr$ & $56\%{-}58\% \quad 55\%{-}60\%$\\
S2000 J11  & 175.61  & 0.25 &28.30$\degr$ & $52\%{-}61\% \quad 61\%{-}63\%$\\
S2003 J20  & 239.19  & 0.30 &55.10$\degr$ & $65\%{-}81\% \quad 75\%{-}84\%$\\
\hline
\end{tabular}
\end{table}