\begin{table}%t1
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\par
\caption{Harmonic development of lunar ephemeris LE-405/406 over 1500--2500 (complete solution LEA-406a).\label{Table1}}
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\begin{tabular}{p{1cm} p{1.2cm} c p{1cm}p{1cm}p{1cm}} % centered columns (6 columns)
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Coor- & Minimum & Number & \multicolumn{3}{c}{Maximum error over }\\ % table heading
dinate & amplitude & of terms & 1900--2100 & 1600--2200 & 1500--2500 \\
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\hline % inserts single horizontal line
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$r$ & 1 cm & 10704 & 1.7 m & 2.5 m & 3.2 m \\
$V$ & 0\farcs 0000055 & 19116 & 0\farcs 0038 & 0\farcs 0045  & 0\farcs 0056 \\
$U$ & 0\farcs 0000055 & 12450 & 0\farcs 0013 & 0\farcs 0018  & 0\farcs 0018 \\
\noalign{\smallskip}
\hline
\end{tabular} 
\end{table}