wavel.	cross sect.	standard deviation
------------------------------------------
380	4.39e-19	8.2e-21
390	4.46e-19	1.5e-20
400	4.73e-19	9.3e-21
410	4.65e-19	2.1e-20
420	4.55e-19	2.5e-20
430	4.42e-19	3.1e-20
440	4.37e-19	1.0e-20
450	4.14e-19	7.8e-21
460	4.05e-19	1.4e-20
470	3.79e-19	2.0e-20
480	3.78e-19	1.5e-20
490	3.46e-19	1.8e-20
500	3.08e-19	1.6e-20
510	2.96e-19	7.8e-21
520	2.62e-19	1.0e-20
530	2.47e-19	1.1e-21
540	2.29e-19	3.7e-21
550	2.10e-19	6.0e-21
560	1.80e-19	5.2e-21
570	1.77e-19	9.3e-21
580	1.61e-19	6.0e-21
590	1.50e-19	3.4e-21
600	1.35e-19	2.2e-21
610	1.22e-19	1.5e-21
620	1.11e-19	0.00
630	1.05e-19	1.1e-21
640	9.49e-20	4.5e-21
650	8.30e-20	4.5e-21
660	7.18e-20	1.1e-21
670	6.44e-20	4.8e-21
680	6.36e-20	2.6e-21
690	5.47e-20	2.6e-21
700	4.91e-20	5.2e-21
710	4.20e-20	4.5e-21
720	4.28e-20	2.2e-21
730	4.09e-20	3.7e-21
740	3.24e-20	1.5e-22
750	2.65e-20	1.3e-21
760	2.51e-20	1.5e-21