L.A. Vainshtein and U.I. Safronova 1978, ADNDT 21, 49 "Wavelengths and Transition Probabilities of Satellites to Resonance Lines of H- and He-like Ions" Table V He-like ion: Z= 33 lower level upper level lambda(A) Qd(1/s) Ar(1/s) Aa(1/s) Branching-ratio 1s2p 3P 1.0 2p2p 1S .0 1.0928 9.11E+09 2.40E+11 5.64E+13 1.62E-04 1s2p 3P 1.0 2p2p 1D 2.0 1.0965 7.97E+11 1.45E+12 1.89E+14 8.45E-04 1s2s 3S 1.0 2s2p 1P 1.0 1.0970 4.23E+13 7.29E+13 1.85E+14 7.62E-02 1s2p 1P 1.0 2p2p 1S .0 1.0992 5.42E+13 1.43E+15 5.64E+13 9.62E-01 1s2p 3P 2.0 2p2p 1D 2.0 1.1008 3.12E+14 5.69E+14 1.89E+14 3.31E-01 1s2s 1S .0 2s2p 1P 1.0 1.1011 4.05E+14 6.98E+14 1.85E+14 7.30E-01 1s2s 3S 1.0 2s2p 3P 2.0 1.1011 6.70E+13 7.64E+14 1.36E+13 9.82E-01 1s2p 3P 1.0 2p2p 3P 2.0 1.1015 3.11E+14 5.73E+14 1.85E+14 3.36E-01 1s2p 1P 1.0 2p2p 1D 2.0 1.1029 5.27E+14 9.60E+14 1.89E+14 5.58E-01 1s2s 3S 1.0 2s2p 3P 1.0 1.1055 8.21E+13 6.84E+14 3.14E+13 8.70E-01 1s2p 3P 2.0 2p2p 3P 2.0 1.1058 3.11E+14 5.73E+14 1.85E+14 3.36E-01 1s2p 3P 1.0 2p2p 3P .0 1.1058 3.69E+12 1.28E+15 3.75E+12 9.83E-01 1s2s 3S 1.0 2s2p 3P .0 1.1064 1.34E+13 7.53E+14 1.36E+13 9.82E-01 1s2p 1P 1.0 2p2p 3P 2.0 1.1080 2.03E+14 3.74E+14 1.85E+14 2.19E-01 1s2s 1S .0 2s2p 3P 1.0 1.1096 8.51E+12 7.09E+13 3.14E+13 9.02E-02 1s2p 3P 1.0 2s2p 1S .0 1.1108 1.13E+14 2.26E+14 3.01E+14 3.76E-01 1s2p 1P 1.0 2p2p 3P .0 1.1123 5.36E+10 1.86E+13 3.75E+12 1.43E-02 1s2p 1P 1.0 2p2p 1S .0 1.1174 3.68E+13 7.34E+13 3.01E+14 1.22E-01