#wavelength (micrometers) solar irradiance(W.m^2/micrometers) B0 B1 B2 B3 PAN 0.4300 1501.890 0.0098681 0.0000144 0.0097386 0.0024163 0.0000000 0.4325 1630.990 0.0293268 0.0000143 0.0035306 0.0017305 0.0000000 0.4350 1760.090 0.0877320 0.0000259 0.0035374 0.0020803 0.0000000 0.4375 1775.240 0.1287040 0.0000189 0.0114418 0.0020499 0.0000000 0.4400 1790.390 0.1341240 0.0000132 0.0266686 0.0012660 0.0000000 0.4425 1859.940 0.2457050 0.0000179 0.0373494 0.0007361 0.0000000 0.4450 1929.490 0.4345520 0.0000224 0.0904431 0.0006198 0.0000000 0.4475 1993.440 0.5133040 0.0000179 0.0907580 0.0006344 0.0000000 0.4500 2057.390 0.4710970 0.0000124 0.0399312 0.0007721 0.0004358 0.4525 2039.230 0.5125880 0.0000202 0.0208748 0.0011837 0.0008051 0.4550 2021.080 0.6530370 0.0000276 0.0080694 0.0020819 0.0030464 0.4575 2030.730 0.7707870 0.0000292 0.0027002 0.0023991 0.0060688 0.4600 2040.380 0.7879420 0.0000420 0.0011241 0.0013377 0.0130170 0.4625 2026.530 0.7648330 0.0000366 0.0006460 0.0006328 0.0240166 0.4650 2012.680 0.7718380 0.0000261 0.0005029 0.0003544 0.0421673 0.4675 1999.530 0.8013290 0.0000247 0.0006051 0.0002890 0.0718226 0.4700 1986.380 0.8240790 0.0000445 0.0009979 0.0002498 0.1151660 0.4725 2002.880 0.8352890 0.0000902 0.0019446 0.0002541 0.1738520 0.4750 2019.380 0.8326150 0.0001144 0.0014554 0.0003346 0.2442960 0.4775 2038.090 0.8249150 0.0000823 0.0006090 0.0005048 0.3204090 0.4800 2056.790 0.8168160 0.0000778 0.0003230 0.0008684 0.3940400 0.4825 1967.740 0.8163380 0.0001923 0.0002503 0.0009871 0.4552560 0.4850 1878.680 0.8285420 0.0003401 0.0002538 0.0006587 0.5015220 0.4875 1905.830 0.8623820 0.0004085 0.0003360 0.0003833 0.5324310 0.4900 1932.980 0.9075060 0.0004936 0.0005377 0.0002606 0.5537040 0.4925 1953.580 0.9379000 0.0007849 0.0007773 0.0002356 0.5683830 0.4950 1974.180 0.9505710 0.0045979 0.0004895 0.0002364 0.5824280 0.4975 1935.680 0.9572260 0.0085122 0.0002045 0.0002791 0.5967100 0.5000 1897.190 0.9650570 0.0143014 0.0000875 0.0003613 0.6107110 0.5025 1916.780 0.9632790 0.0243310 0.0000594 0.0005575 0.6232080 0.5050 1936.380 0.9587260 0.0480572 0.0000217 0.0007414 0.6335930 0.5075 1937.230 0.9567320 0.1097360 0.0000290 0.0007413 0.6421600 0.5100 1938.090 0.9646760 0.2353890 0.0000297 0.0005768 0.6501020 0.5125 1881.440 0.9804620 0.4328370 0.0000408 0.0004230 0.6570500 0.5150 1824.790 0.9900240 0.6491340 0.0000456 0.0003206 0.6640260 0.5175 1814.090 0.9838940 0.8095770 0.0000447 0.0003044 0.6707420 0.5200 1803.390 0.9719110 0.8847680 0.0000322 0.0003019 0.6765340 0.5225 1832.240 0.9715280 0.9066640 0.0000222 0.0003201 0.6808170 0.5250 1861.090 0.9574890 0.9131150 0.0000147 0.0003813 0.6829760 0.5275 1885.930 0.8770130 0.9186700 0.0000095 0.0004630 0.6834310 0.5300 1910.780 0.7103910 0.9273270 0.0000072 0.0005930 0.6831800 0.5325 1904.680 0.4943810 0.9405210 0.0000113 0.0007080 0.6831390 0.5350 1898.580 0.3021990 0.9512930 0.0000313 0.0008577 0.6846760 0.5375 1875.730 0.1722720 0.9587500 0.0000123 0.0009017 0.6892820 0.5400 1852.880 0.0943537 0.9667360 0.0000122 0.0008813 0.6964400 0.5425 1865.640 0.0543895 0.9709750 0.0000280 0.0007801 0.7073100 0.5450 1878.390 0.0345732 0.9728630 0.0000180 0.0006583 0.7193370 0.5475 1874.740 0.0261018 0.9769560 0.0000261 0.0005863 0.7323050 0.5500 1871.090 0.0230010 0.9850710 0.0000138 0.0005224 0.7449550 0.5525 1872.440 0.0223203 0.9892500 0.0000392 0.0005506 0.7554270 0.5550 1873.790 0.0210136 0.9865960 0.0000517 0.0006403 0.7638770 0.5575 1850.390 0.0173172 0.9743300 0.0000695 0.0008293 0.7715940 0.5600 1826.990 0.0119112 0.9575190 0.0000797 0.0013444 0.7776340 0.5625 1837.040 0.0072895 0.9435550 0.0000785 0.0023942 0.7826480 0.5650 1847.090 0.0046311 0.9439310 0.0001004 0.0027274 0.7871060 0.5675 1841.180 0.0033297 0.9571350 0.0001170 0.0014330 0.7913600 0.5700 1835.280 0.0025865 0.9712530 0.0001483 0.0006388 0.7949010 0.5725 1849.480 0.0020232 0.9761580 0.0001837 0.0003596 0.7974290 0.5750 1863.690 0.0015030 0.9619590 0.0002110 0.0002416 0.7996850 0.5775 1851.030 0.0010527 0.9244890 0.0002973 0.0001718 0.8007000 0.5800 1838.380 0.0007044 0.8734580 0.0004162 0.0001566 0.8003370 0.5825 1840.730 0.0005199 0.8349840 0.0006371 0.0001642 0.8002560 0.5850 1843.080 0.0004117 0.8166740 0.0010012 0.0001892 0.8000160 0.5875 1802.830 0.0004097 0.8015960 0.0032888 0.0002351 0.8012780 0.5900 1762.580 0.0005317 0.7435910 0.0100109 0.0003227 0.8035920 0.5925 1778.780 0.0009532 0.6160350 0.0181837 0.0006734 0.8077100 0.5950 1794.990 0.0013521 0.4321320 0.0330510 0.0014311 0.8136680 0.5975 1777.480 0.0014273 0.2544540 0.0624784 0.0013325 0.8209800 0.6000 1759.980 0.0009182 0.1360870 0.1183670 0.0005796 0.8302930 0.6025 1764.730 0.0003440 0.0769553 0.2218740 0.0002424 0.8390660 0.6050 1769.490 0.0001323 0.0479321 0.3756820 0.0001263 0.8482460 0.6075 1753.480 0.0000783 0.0342014 0.5574830 0.0001022 0.8564130 0.6100 1737.480 0.0000626 0.0266703 0.7342220 0.0000446 0.8634600 0.6125 1713.140 0.0000511 0.0212632 0.8636840 0.0000652 0.8689680 0.6150 1688.800 0.0000538 0.0160541 0.9319920 0.0000544 0.8738000 0.6175 1702.880 0.0000533 0.0106967 0.9527010 0.0000573 0.8767770 0.6200 1716.970 0.0000454 0.0060543 0.9620090 0.0000518 0.8799960 0.6225 1696.070 0.0000404 0.0030797 0.9527340 0.0000504 0.8825630 0.6250 1675.170 0.0000315 0.0015416 0.9437220 0.0000649 0.8849870 0.6275 1672.030 0.0000327 0.0008333 0.9456300 0.0000723 0.8894330 0.6300 1668.890 0.0000262 0.0004706 0.9562330 0.0000833 0.8939110 0.6325 1663.560 0.0000303 0.0002918 0.9693120 0.0000739 0.8994160 0.6350 1658.230 0.0000206 0.0001917 0.9839640 0.0000691 0.9056300 0.6375 1647.750 0.0000241 0.0001472 0.9949160 0.0001382 0.9123790 0.6400 1637.270 0.0000241 0.0001063 0.9992700 0.0001692 0.9188800 0.6425 1630.020 0.0000273 0.0000912 0.9993300 0.0002240 0.9244770 0.6450 1622.770 0.0000258 0.0000589 0.9963430 0.0002296 0.9289540 0.6475 1606.060 0.0000208 0.0000552 0.9944130 0.0001553 0.9338010 0.6500 1589.360 0.0000341 0.0000752 0.9883050 0.0001492 0.9374110 0.6525 1552.290 0.0000379 0.0000884 0.9857580 0.0001121 0.9414880 0.6550 1515.220 0.0000393 0.0000985 0.9807560 0.0001058 0.9449190 0.6575 1528.910 0.0000429 0.0001125 0.9683790 0.0001068 0.9480210 0.6600 1542.600 0.0000281 0.0001368 0.9544700 0.0001012 0.9509810 0.6625 1548.900 0.0000277 0.0001947 0.9371750 0.0000864 0.9532570 0.6650 1555.210 0.0000187 0.0002284 0.9170350 0.0000533 0.9560420 0.6675 1544.410 0.0000272 0.0002088 0.8922820 0.0000354 0.9581430 0.6700 1533.620 0.0000245 0.0001498 0.8662710 0.0000440 0.9600910 0.6725 1525.240 0.0000209 0.0000637 0.8442750 0.0000371 0.9609580 0.6750 1516.860 0.0000137 0.0000307 0.8220420 0.0000691 0.9631350 0.6775 1507.920 0.0000171 0.0000283 0.7888070 0.0000769 0.9649320 0.6800 1498.980 0.0000257 0.0000311 0.7372920 0.0000791 0.9674470 0.6825 1484.070 0.0000300 0.0000331 0.6625080 0.0001333 0.9728920 0.6850 1469.170 0.0000330 0.0000215 0.5662120 0.0001244 0.9774240 0.6875 1464.280 0.0000446 0.0000236 0.4493120 0.0002048 0.9827830 0.6900 1459.390 0.0000397 0.0000205 0.3260000 0.0002455 0.9874630 0.6925 1448.730 0.0000399 0.0000186 0.2194040 0.0002721 0.9926650 0.6950 1438.080 0.0000384 0.0000233 0.1416500 0.0003812 0.9966400 0.6975 1423.160 0.0000336 0.0000233 0.0925669 0.0004568 0.9993680 0.7000 1408.240 0.0000307 0.0000198 0.0619437 0.0006255 0.9999140 0.7025 1407.530 0.0000300 0.0000195 0.0456444 0.0008185 0.9942900 0.7050 1406.820 0.0000242 0.0000161 0.0355683 0.0009733 0.9882640 0.7075 1397.820 0.0000224 0.0000308 0.0310879 0.0012281 0.9810720 0.7100 1388.820 0.0000210 0.0000464 0.0295168 0.0013528 0.9751580 0.7125 1378.510 0.0000325 0.0000290 0.0233351 0.0015758 0.9699990 0.7150 1368.210 0.0000690 0.0000264 0.0189628 0.0017458 0.9659940 0.7175 1352.130 0.0002195 0.0000233 0.0158627 0.0019104 0.9632210 0.7200 1336.050 0.0005063 0.0000395 0.0132266 0.0020863 0.9624050 0.7225 1343.880 0.0008373 0.0001113 0.0107473 0.0023053 0.9621500 0.7250 1351.710 0.0009464 0.0001903 0.0083969 0.0025241 0.9633410 0.7275 1339.600 0.0007099 0.0002290 0.0063847 0.0037234 0.9654310 0.7300 1327.500 0.0004910 0.0002229 0.0046601 0.0044186 0.9671030 0.7325 1320.720 0.0004433 0.0001322 0.0033814 0.0053574 0.9672570 0.7350 1313.940 0.0006064 0.0000548 0.0024167 0.0066118 0.9677370 0.7375 1294.940 0.0012019 0.0000608 0.0017478 0.0083509 0.9653110 0.7400 1275.940 0.0016241 0.0000414 0.0012949 0.0107509 0.9633140 0.7425 1280.920 0.0016779 0.0000382 0.0009939 0.0150393 0.9579490 0.7450 1285.900 0.0009733 0.0000381 0.0007442 0.0212756 0.9533250 0.7475 1278.040 0.0003606 0.0000269 0.0006312 0.0292566 0.9486410 0.7500 1270.190 0.0001659 0.0000233 0.0005142 0.0414246 0.9423590 0.7525 1263.680 0.0000864 0.0000198 0.0004354 0.0586633 0.9358410 0.7550 1257.180 0.0000564 0.0000208 0.0003549 0.0834879 0.9299340 0.7575 1249.800 0.0000562 0.0000302 0.0003156 0.1190380 0.9243940 0.7600 1242.410 0.0000590 0.0000419 0.0003079 0.1671850 0.9190090 0.7625 1231.300 0.0000458 0.0000305 0.0002906 0.2326370 0.9141220 0.7650 1220.190 0.0000382 0.0000340 0.0002867 0.3124060 0.9087800 0.7675 1212.140 0.0000586 0.0000334 0.0002751 0.4070470 0.9039750 0.7700 1204.100 0.0000685 0.0000362 0.0003048 0.5091930 0.8980690 0.7725 1201.690 0.0000474 0.0000282 0.0003010 0.6148270 0.8927220 0.7750 1199.290 0.0000872 0.0000337 0.0003342 0.7140870 0.8870500 0.7775 1194.780 0.0000628 0.0000330 0.0004310 0.8017550 0.8828150 0.7800 1190.270 0.0000948 0.0000424 0.0004955 0.8714840 0.8771870 0.7825 1185.470 0.0001015 0.0000420 0.0005488 0.9241260 0.8734510 0.7850 1180.680 0.0001564 0.0000470 0.0005838 0.9587210 0.8694140 0.7875 1174.380 0.0002379 0.0000417 0.0006687 0.9782990 0.8664310 0.7900 1168.090 0.0003493 0.0000233 0.0006968 0.9882040 0.8660560 0.7925 1156.170 0.0005409 0.0000439 0.0006650 0.9922940 0.8588170 0.7950 1144.260 0.0007229 0.0000503 0.0005866 0.9902030 0.8477750 0.7975 1143.460 0.0007896 0.0000446 0.0004688 0.9854020 0.8331070 0.8000 1142.670 0.0007188 0.0000428 0.0004086 0.9777560 0.8135860 0.8025 1132.950 0.0005204 0.0000597 0.0003611 0.9660200 0.7865930 0.8050 1123.230 0.0003939 0.0000671 0.0002404 0.9532070 0.7489860 0.8075 1116.710 0.0003128 0.0001142 0.0002609 0.9421250 0.6981680 0.8100 1110.190 0.0002699 0.0001780 0.0002476 0.9303560 0.6306270 0.8125 1110.890 0.0002605 0.0003546 0.0002133 0.9241490 0.5506620 0.8150 1111.590 0.0002378 0.0009610 0.0002098 0.9212220 0.4616840 0.8175 1094.800 0.0002286 0.0041260 0.0001916 0.9203820 0.3695890 0.8200 1078.010 0.0002406 0.0066679 0.0001642 0.9217020 0.2823490 0.8225 1077.750 0.0002741 0.0078563 0.0001799 0.9227420 0.2074510 0.8250 1077.490 0.0003203 0.0068645 0.0002180 0.9230000 0.1465300 0.8275 1073.890 0.0003812 0.0029441 0.0002003 0.9237670 0.1010100 0.8300 1070.290 0.0004904 0.0011320 0.0002030 0.9243070 0.0686868 0.8325 1058.710 0.0006077 0.0007028 0.0002348 0.9206520 0.0471034 0.8350 1047.130 0.0008210 0.0005471 0.0002735 0.9154840 0.0324221 0.8375 1045.660 0.0011791 0.0004967 0.0002652 0.9090910 0.0246752 0.8400 1044.200 0.0018150 0.0004929 0.0002944 0.9003380 0.0174143 0.8425 1037.030 0.0030817 0.0005351 0.0004666 0.8905620 0.0126697 0.8450 1029.860 0.0055589 0.0006223 0.0004882 0.8776420 0.0116629 0.8475 1010.400 0.0103652 0.0007957 0.0006642 0.8668600 0.0086694 0.8500 990.940 0.0166309 0.0010708 0.0007798 0.8537290 0.0081772 0.8525 966.910 0.0211503 0.0016699 0.0010588 0.8428590 0.0000000 0.8550 942.890 0.0216246 0.0030334 0.0014008 0.8305310 0.0000000 0.8575 972.870 0.0176910 0.0054959 0.0019011 0.8195740 0.0000000 0.8600 1002.860 0.0136927 0.0091390 0.0024917 0.8069090 0.0000000 0.8625 978.930 0.0107136 0.0125045 0.0034379 0.7921080 0.0000000 0.8650 955.000 0.0089555 0.0144212 0.0042182 0.7791670 0.0000000 0.8675 960.950 0.0079790 0.0141099 0.0053618 0.7660510 0.0000000 0.8700 966.910 0.0079189 0.0117418 0.0062814 0.7521190 0.0000000 0.8725 983.310 0.0080456 0.0089824 0.0068774 0.7375270 0.0000000 0.8750 999.710 0.0088920 0.0067916 0.0071141 0.7217320 0.0000000 0.8775 991.910 0.0102062 0.0056849 0.0070399 0.7043220 0.0000000 0.8800 984.110 0.0126157 0.0051998 0.0065876 0.6853170 0.0000000 0.8825 979.050 0.0162251 0.0053640 0.0067873 0.6642500 0.0000000 0.8850 973.990 0.0221306 0.0060350 0.0066877 0.6413850 0.0000000 0.8875 968.790 0.0308295 0.0067668 0.0068572 0.6173030 0.0000000 0.8900 963.600 0.0411980 0.0083174 0.0070486 0.5919540 0.0000000 0.8925 958.230 0.0498232 0.0106521 0.0073911 0.5672310 0.0000000 0.8950 952.870 0.0531265 0.0139110 0.0081201 0.5430130 0.0000000 0.8975 947.930 0.0484487 0.0183736 0.0087391 0.5184560 0.0000000 0.9000 942.990 0.0391122 0.0231289 0.0096581 0.4957540 0.0000000 0.9025 937.990 0.0291405 0.0272661 0.0106625 0.4734340 0.0000000 0.9050 933.000 0.0212633 0.0298126 0.0120129 0.4528220 0.0000000 0.9075 928.000 0.0162146 0.0300318 0.0137222 0.4332270 0.0000000 0.9100 923.000 0.0128925 0.0286507 0.0159817 0.4131920 0.0000000 0.9125 918.180 0.0108169 0.0266172 0.0180896 0.3919120 0.0000000 0.9150 913.370 0.0094115 0.0247529 0.0206562 0.3659660 0.0000000 0.9175 908.740 0.0084386 0.0236974 0.0236408 0.3325420 0.0000000 0.9200 904.110 0.0077249 0.0232734 0.0269627 0.2917680 0.0000000 0.9225 899.050 0.0074231 0.0236733 0.0310497 0.2453910 0.0000000 0.9250 893.990 0.0072603 0.0245808 0.0353146 0.1962540 0.0000000 0.9275 889.180 0.0073459 0.0257173 0.0398729 0.1486850 0.0000000 0.9300 884.370 0.0074214 0.0267721 0.0438795 0.1068860 0.0000000 0.9325 879.740 0.0076433 0.0267455 0.0462377 0.0738260 0.0000000 0.9350 875.120 0.0077788 0.0254447 0.0454916 0.0491777 0.0000000 0.9375 870.240 0.0078151 0.0227056 0.0408754 0.0327991 0.0000000 0.9400 865.360 0.0077003 0.0188513 0.0333175 0.0215831 0.0000000 0.9425 860.940 0.0072256 0.0147988 0.0251186 0.0145386 0.0000000 0.9450 856.530 0.0065903 0.0109864 0.0179089 0.0103219 0.0000000 0.9475 852.020 0.0057120 0.0079795 0.0125129 0.0076144 0.0000000 0.9500 847.500 0.0048136 0.0057516 0.0086117 0.0061346 0.0000000