\begin{table}%t1
%\centering
\par
\caption{\label{tab_lambda}Radial scaling factors used in {\sc autostructure} to
minimize the total energies of ${\rm 2s^22p^6}$ (2s and 2p
orbitals) and ${\rm 2s^22p^53}l$ (3$l$ orbitals) complexes,
respectively -- see text for details.} 
\par
\begin{tabular}{cccccc}
\hline\hline \noalign{\smallskip}
Ion & 2s & 2p & 3s & 3p & 3d \\
\hline
Na  & 1.05325 & 0.99028 & 1.00144 & 1.10304 &  0.89098 \\
Mg  & 1.06060 & 0.99638 & 1.02899 & 1.07656 &  0.93850 \\
Al  & 1.06828 & 1.00060 & 1.04887 & 1.06575 &  0.96022 \\
Si  & 1.07620 & 1.00403 & 1.06486 & 1.06016 &  0.97781 \\
P   & 1.08461 & 1.00718 & 1.07860 & 1.05719 &  0.99100 \\
S   & 1.09407 & 1.01029 & 1.09126 & 1.05619 &  1.00123 \\
Cl  & 1.10436 & 1.01354 & 1.10346 & 1.05599 &  1.00949 \\
Ar  & 1.11591 & 1.01700 & 1.11559 & 1.05671 &  1.01639 \\
K   & 1.12858 & 1.02117 & 1.12792 & 1.05767 &  1.02320 \\
Ca  & 1.14291 & 1.02568 & 1.14068 & 1.05846 &  1.02863 \\
Sc  & 1.15928 & 1.03048 & 1.15407 & 1.06061 &  1.03362 \\
Ti  & 1.17769 & 1.03588 & 1.16830 & 1.06364 &  1.03784 \\
V   & 1.19835 & 1.04209 & 1.18353 & 1.06712 &  1.04196 \\
Cr  & 1.22166 & 1.04889 & 1.19942 & 1.07165 &  1.04607 \\
Mn  & 1.24853 & 1.05616 & 1.21647 & 1.07698 &  1.05021 \\
Fe  & 1.27826 & 1.06471 & 1.23503 & 1.08299 &  1.05443 \\
Co  & 1.31154 & 1.07401 & 1.25541 & 1.09006 &  1.05875 \\
Ni  & 1.35010 & 1.08401 & 1.27760 & 1.09825 &  1.06316 \\
Cu  & 1.39467 & 1.09579 & 1.30170 & 1.10729 &  1.06765 \\
Zn  & 1.44425 & 1.10831 & 1.32832 & 1.11769 &  1.07230 \\
Ga  & 1.50306 & 1.12207 & 1.35715 & 1.12929 &  1.07705 \\
Ge  & 1.56998 & 1.13722 & 1.38861 & 1.14226 &  1.08194 \\
As  & 1.64873 & 1.15409 & 1.42305 & 1.15656 &  1.08695 \\
Se  & 1.74083 & 1.17262 & 1.46051 & 1.17235 &  1.09212 \\
Br  & 1.85007 & 1.19293 & 1.50166 & 1.18969 &  1.09746 \\
Kr  & 1.98387 & 1.21520 & 1.54677 & 1.20864 &  1.10295 \\
  \hline
\end{tabular}
\vspace*{3mm}
\end{table}