1 2s2.2p5 2 P 1.5 0.000 0.000 2 2s2.2p5 2 P 0.5 121960.000 121881.141 3 2s.2p6 2 S 0.5 1131860.000 1151299.750 -1 %filename: co_19.elvlc %observed energy levels: Martin, W.C., Sugar, J., Musgrove, A., Dalton, G.R., 1995, NIST Database for Atomic Spectroscopy, Version 1.0, NIST Standard Reference Database 61. % theoretical energy levels: extrapolated using S VIII, Ca XII, Fe XVII, Ni XX. %produced as part of the Arcetri/Cambridge/NRL 'CHIANTI' atomic data base collaboration % % Enrico Landi 1997