wavel.	cross sect.	error limit
-----------------------------------
184.950	1.372e-19	0.003e-19
202.548	2.36e-20	0.01e-20
206.200	1.258e-20	0.004e-20
213.857	2.69e-21	0.02e-21
228.802	7.73e-23	0.07e-23