#date: 20260220
#T(UT)      DIF        DNA     Solar elev      UVA       UVA anom       vit D
 7.25    0.465814    0.100114    3.594780    6.486698    0.313926    0.272402
 8.11    1.403300    0.361540   10.593674   13.610386    0.200848    1.193157
 9.17    3.675928    0.899967   17.996689   28.272631    0.203709    4.336593
10.20    6.361084    1.849729   23.408997   40.631641    0.204628    8.670766
11.23    9.218488    2.652771   26.511402   59.063263    0.252000   12.898314
11.99   26.443048    7.437551   27.074364  170.240280    0.706558   36.414227
12.99    8.429434    2.372641   25.507797   57.964821    0.260276   11.672998
14.02    7.786087    1.713473   21.355247   67.640289    0.385731    8.318973
15.05    3.778505    0.710698   15.100945   33.980755    0.311474    3.445610
16.09    0.896661   -0.004856    7.260635   11.790061    0.278947    0.568730
16.87    0.213912    0.070800    0.664108    3.238304    0.359080    0.125422