wavel.	cross sect.	error limit

543.667	3.005e-21	0.024e-21
594.261	4.553e-21	0.035e-21
604.780	4.970e-21	0.040e-21
612.140	4.412e-21	0.035e-21
632.991	3.263e-21	0.026e-21