# extracted from http://www.astrium-geo.com/files/pmedia/public/r453_9_spectralsensivity.xls
# second column HRV1, third column HRV2
750 0.006 0.007
760 0.036 0.036
770 0.157 0.158
780 0.427 0.429
790 0.741 0.738
800 0.947 0.924
810 1.000 1.000
820 0.943 0.959
830 0.885 0.894
840 0.805 0.813
850 0.737 0.728
860 0.682 0.645
870 0.592 0.527
880 0.449 0.385
890 0.264 0.243
900 0.122 0.130
910 0.050 0.055
920 0.018 0.016
930 0.003 0.003
