# extracted from http://www.astrium-geo.com/files/pmedia/public/r453_9_spectralsensivity.xls
# second column HRVIR1, third column HRVIR2
470 0.000 0.000
475 0.000 0.001
480 0.009 0.003
485 0.049 0.051
490 0.160 0.156
495 0.309 0.322
500 0.461 0.445
505 0.598 0.599
510 0.718 0.712
515 0.824 0.803
520 0.905 0.923
525 0.961 0.976
530 0.984 0.995
535 0.999 1.000
540 1.000 0.983
545 0.998 0.936
550 0.995 0.907
555 0.981 0.877
560 0.969 0.863
565 0.948 0.841
570 0.927 0.812
575 0.908 0.798
580 0.890 0.767
585 0.881 0.727
590 0.855 0.643
595 0.798 0.562
600 0.702 0.492
605 0.579 0.392
610 0.464 0.278
615 0.350 0.156
620 0.228 0.090
625 0.135 0.064
630 0.082 0.032
635 0.047 0.020
640 0.027 0.021
645 0.016 0.014
650 0.010 0.006
