wavel.	cross sect. standard deviation
--------------------------------------
380	4.44e-19	3.4e-20
390	4.51e-19	3.2e-20
400	4.48e-19	4.43e-20
410	4.23e-19	2.9e-20
420	4.30e-19	1.8e-20
430	4.06e-19	1.1e-20
440	4.10e-19	1.2e-20
450	3.83e-19	1.6e-20
460	3.73e-19	2.2e-20
470	3.42e-19	2.4e-20
480	3.39e-19	7.4e-22
490	3.08e-19	2.6e-21
500	3.01e-19	1.7e-20
510	2.79e-19	1.6e-20
520	2.80e-19	1.5e-20
530	2.52e-19	6.3e-21
540	2.34e-19	3.4e-21
550	2.28e-19	1.4e-20
560	1.96e-19	1.0e-20
570	1.90e-19	9.3e-21
580	1.73e-19	9.3e-21
590	1.56e-19	1.1e-20
600	1.45e-19	3.0e-21
610	1.31e-19	1.9e-21
620	1.26e-19	1.5e-21
630	1.13e-19	1.5e-21
640	1.09e-19	1.9e-21
650	1.02e-19	1.1e-20
660	8.22e-20	4.5e-21
670	7.74e-20	1.5e-21
680	7.89e-20	3.7e-22
690	7.74e-20	1.1e-21
700	6.88e-20	4.8e-21
710	5.91e-20	2.2e-21
720	5.17e-20	-
730	5.25e-20	-
740	4.35e-20	-
750	3.91e-20	-
760	3.87e-20	-