\begin{table}%T2
\caption{\label{tab2}Orbital elements of the two new NEAs, epoch, distance from
Earth at the epoch of discovery, observed arclength. The last line
gives the absolute magnitude~$H$: a value of~23.8~corresponds to an
object of about 45$-$105~m, while $H$ = 17.3 indicates a body
between~1 and~2~km.}
%\centering
\par
\begin{tabular}{c|c|c}
\hline\hline
O.~E. & {\bf 2003 BC$_{46}$} & {\bf 2003 BH$_{84}$}\\
\hline
 $a$ & 2.021~AU & 1.951~AU \\
$e$ & 0.388 & 0.713 \\
$i$ & 4.53$^\circ$ & 23.15$^\circ$ \\
$\Omega$ & 154.12$^\circ$ & 283.39$^\circ$ \\
$\omega$ & 314.15$^\circ$ & 35.20$^\circ$ \\
$M$ & 71.62$^\circ$ & 174.81$^\circ$  \\ 
*epoch* (MJD) & 52~850 & 52~850 \\
$\Delta$ & 0.280~AU & 1.984~AU \\
arc & 89 days & 12 days  \\
$H$ & 23.8  & 17.3\\
\hline
\end{tabular}
\end{table}