Total (sun + sky) and fraction of direct sea level irradiance obtained from MODTRAN output file C:\HE5\examples\IDL\MODTRAN_example.flx This file is for use as HydroLight input. frac_direct = Ed_direct/Ed_total Record 5: unused Record 6: unused Record 7: unused Record 8: unused wavelength Ed_total frac_direct (nm) (W/m^2 nm) (nondimen) 350.0 6.7579e-001 0.33637 360.0 7.1849e-001 0.35365 370.0 7.9674e-001 0.36868 380.0 7.3968e-001 0.38241 390.0 7.5398e-001 0.39569 400.0 1.0851e+000 0.40723 410.0 1.2916e+000 0.41668 420.0 1.2779e+000 0.42581 430.0 1.1616e+000 0.43463 440.0 1.3626e+000 0.44262 450.0 1.5476e+000 0.44961 460.0 1.5975e+000 0.45579 470.0 1.6245e+000 0.46140 480.0 1.6217e+000 0.46645 490.0 1.5574e+000 0.47125 500.0 1.5434e+000 0.47560 510.0 1.5288e+000 0.47960 520.0 1.4510e+000 0.48320 530.0 1.5027e+000 0.48638 540.0 1.5031e+000 0.48924 550.0 1.5012e+000 0.49194 560.0 1.4783e+000 0.49464 570.0 1.4762e+000 0.49717 580.0 1.4777e+000 0.49945 590.0 1.4373e+000 0.50167 600.0 1.4267e+000 0.50361 610.0 1.3870e+000 0.50530 620.0 1.3535e+000 0.50701 630.0 1.3254e+000 0.50929 640.0 1.3132e+000 0.51060 650.0 1.2363e+000 0.51403 660.0 1.2472e+000 0.51356 670.0 1.2762e+000 0.51350 680.0 1.2353e+000 0.51495 690.0 1.0943e+000 0.52044 700.0 1.0912e+000 0.52225 710.0 1.0916e+000 0.52245 720.0 8.6338e-001 0.53154 730.0 8.7974e-001 0.53233 740.0 1.0340e+000 0.52570 750.0 1.0752e+000 0.52389 760.0 7.6903e-001 0.53021 770.0 9.2272e-001 0.52869 780.0 1.0121e+000 0.52729 790.0 9.4681e-001 0.53059 800.0 9.1517e-001 0.53221 810.0 8.3095e-001 0.53579 820.0 6.8978e-001 0.54179 830.0 7.3969e-001 0.53980 840.0 8.2664e-001 0.53581 850.0 8.2379e-001 0.53414 860.0 8.1949e-001 0.53426 870.0 8.0716e-001 0.53477 880.0 7.9885e-001 0.53578 890.0 7.3090e-001 0.53930 900.0 5.2372e-001 0.54974 910.0 4.7398e-001 0.55309 920.0 4.8753e-001 0.55305 930.0 2.6803e-001 0.56255 940.0 1.3730e-001 0.57757 950.0 1.6097e-001 0.57613 960.0 2.4172e-001 0.56839 970.0 4.2019e-001 0.55612 980.0 4.8977e-001 0.55237 990.0 6.0124e-001 0.54484 1000.0 6.1697e-001 0.54298 1010.0 6.0505e-001 0.54324 1020.0 5.9759e-001 0.54331 1030.0 5.9014e-001 0.54344 1040.0 5.7936e-001 0.54350 1050.0 5.6726e-001 0.54396 1060.0 5.4742e-001 0.54498 1070.0 5.2512e-001 0.54697 1080.0 4.9971e-001 0.54981 1090.0 4.5519e-001 0.55380 1100.0 3.6265e-001 0.56244 1110.0 2.3024e-001 0.57340 1120.0 6.0156e-002 0.59344 1130.0 4.7156e-002 0.59972 1140.0 8.4543e-002 0.59325 1150.0 8.8974e-002 0.59319 1160.0 1.9407e-001 0.58236 1170.0 2.9567e-001 0.57328 1180.0 3.1524e-001 0.57105 1190.0 3.2613e-001 0.57156 1200.0 3.2702e-001 0.57156 1210.0 3.3601e-001 0.57110 1220.0 3.5934e-001 0.56998 1230.0 3.7792e-001 0.56836 1240.0 3.8776e-001 0.56733 1250.0 3.7846e-001 0.56836 1260.0 3.4498e-001 0.57117 1270.0 3.1919e-001 0.57348 1280.0 3.3879e-001 0.57271 1290.0 3.3018e-001 0.57524 1300.0 2.8747e-001 0.58069 1310.0 2.4021e-001 0.58606 1320.0 1.9389e-001 0.59234 1330.0 1.1912e-001 0.60170 1340.0 6.6115e-002 0.61002 1350.0 6.8096e-003 0.62557 1360.0 9.7342e-007 0.67263 1370.0 1.9327e-007 0.68381 1380.0 4.8259e-007 0.68287 1390.0 3.4635e-007 0.68783 1400.0 5.4288e-006 0.67689 1410.0 3.0544e-004 0.65230 1420.0 1.7555e-003 0.64932 1430.0 6.3727e-003 0.63685 1440.0 7.4376e-003 0.64007 1450.0 2.0741e-002 0.63005 1460.0 3.9047e-002 0.62451 1470.0 2.4991e-002 0.62641 1480.0 3.8328e-002 0.62372 1490.0 8.2752e-002 0.61402 1500.0 1.4052e-001 0.60475 -1.0 -1.0000e+000 -1.00000