wavel.	cross section	one standard deviation

193.4	 1.13e-18	2.3e-19
205.9	 4.87e-19	3.58e-19
210.3	 1.16e-18	3.6e-19
216.3	 1.20e-18	5.6e-19
225.2	 7.73e-19	9.3e-20
230.9	 5.47e-19	1.79e-19
248.4	 4.01e-20	5.4e-21
265.9	-1.10e-19	1.5e-19
268.3	 9.50e-21	2.69e-20
277.0	 1.09e-20	4.5e-21
354.6	-1.80e-20	3.0e-20