T in K cross sect. at 196.4 nm 975.0 4.47e-21 1302.5 2.17e-20 1630.0 5.58e-20 1957.5 1.05e-19 2285.0 1.64e-19 2612.4 2.29e-19 2940.0 2.98e-19 3267.5 3.67e-19 3595.0 4.35e-19 3922.5 5.02e-19 4250.0 5.66e-19