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= 19


lower level   upper level      lambda(A)  Qd(1/s)   Ar(1/s)   Aa(1/s)  Branching-ratio

1s2p  3P 1.0  2p2p  1S  .0   	  3.3402  7.42E+09  4.60E+10  2.49E+13  2.98E-04
1s2s  3S 1.0  2s2p  1P 1.0   	  3.3480  1.34E+12  6.26E+11  2.01E+14  2.22E-03
1s2p  1P 1.0  2p2p  1S  .0   	  3.3559  2.09E+13  1.29E+14  2.49E+13  8.39E-01
1s2p  3P 1.0  2p2p  1D 2.0   	  3.3656  2.57E+10  7.53E+09  3.41E+14  1.51E-05
1s2s  1S  .0  2s2p  1P 1.0   	  3.3677  1.72E+14  8.04E+13  2.01E+14  2.85E-01
1s2p  3P 2.0  2p2p  1D 2.0   	  3.3689  3.57E+13  1.05E+13  3.41E+14  2.09E-02
1s2s  3S 1.0  2s2p  3P 2.0   	  3.3725  5.82E+13  7.96E+13  1.36E+13  8.54E-01
1s2p  3P 1.0  2p2p  3P 2.0   	  3.3744  3.60E+13  4.24E+13  3.25E+13  2.21E-01
1s2s  3S 1.0  2s2p  3P 1.0   	  3.3762  3.77E+13  7.87E+13  1.51E+13  8.34E-01
1s2p  3P 2.0  2p2p  3P 2.0   	  3.3776  9.24E+13  1.09E+14  3.25E+13  5.68E-01
1s2s  3S 1.0  2s2p  3P  .0   	  3.3777  1.16E+13  7.92E+13  1.36E+13  8.53E-01
1s2p  3P 1.0  2p2p  3P  .0   	  3.3790  1.47E+12  1.55E+14  1.49E+12  9.83E-01
1s2p  1P 1.0  2p2p  1D 2.0   	  3.3816  5.08E+14  1.49E+14  3.41E+14  2.98E-01
1s2p  1P 1.0  2p2p  3P 2.0   	  3.3904  6.67E+12  7.85E+12  3.25E+13  4.10E-02
1s2p  1P 1.0  2p2p  3P  .0   	  3.3951  1.09E+10  1.15E+12  1.49E+12  7.28E-03
1s2s  1S  .0  2s2p  3P 1.0   	  3.3963  2.92E+11  6.08E+11  1.51E+13  6.44E-03
1s2p  3P 1.0  2s2p  1S  .0   	  3.4004  3.62E+12  3.96E+12  3.35E+14  1.08E-02
1s2p  1P 1.0  2s2p  1S  .0   	  3.4168  2.47E+13  2.70E+13  3.35E+14  7.37E-02