12, channel 12 SRF extracted from GHMI_Preliminary_Relative_Spectral_Response.xlsx (release June 2026) Number of data points: 451 Wavenumber (cm-1) Filter response 1324.503311 0.000710 1324.678765 0.000740 1324.854266 0.000773 1325.029813 0.000808 1325.205407 0.000846 1325.381047 0.000885 1325.556734 0.000926 1325.732467 0.000970 1325.908247 0.001016 1326.084074 0.001110 1326.259947 0.001227 1326.435867 0.001329 1326.611833 0.001457 1326.787847 0.001522 1326.963907 0.001593 1327.140013 0.001668 1327.316167 0.001740 1327.492367 0.001823 1327.668614 0.002141 1327.844908 0.002228 1328.021248 0.002311 1328.197636 0.002387 1328.374070 0.002454 1328.550551 0.002511 1328.727079 0.002559 1328.903654 0.002599 1329.080276 0.002636 1329.256945 0.002673 1329.433661 0.002714 1329.610424 0.002762 1329.787234 0.002818 1329.964091 0.002887 1330.140995 0.002968 1330.317946 0.003063 1330.494944 0.003170 1330.671989 0.003285 1330.849082 0.003406 1331.026221 0.003536 1331.203408 0.003674 1331.380642 0.003824 1331.557923 0.003985 1331.735251 0.004158 1331.912627 0.004344 1332.090049 0.004542 1332.267519 0.004753 1332.445037 0.004978 1332.622601 0.005224 1332.800213 0.005493 1332.977873 0.005790 1333.155579 0.006115 1333.333333 0.006461 1333.511135 0.006817 1333.688984 0.007181 1333.866880 0.007552 1334.044824 0.007937 1334.222815 0.008346 1334.400854 0.008785 1334.578940 0.009258 1334.757074 0.009769 1334.935256 0.010322 1335.113485 0.010922 1335.291761 0.011576 1335.470085 0.012287 1335.648457 0.013055 1335.826877 0.013882 1336.005344 0.014772 1336.183859 0.015726 1336.362421 0.016753 1336.541032 0.017860 1336.719690 0.019055 1336.898396 0.020349 1337.077149 0.021756 1337.255951 0.023286 1337.434800 0.024951 1337.613697 0.026767 1337.792642 0.028739 1337.971635 0.030883 1338.150676 0.033211 1338.329764 0.035737 1338.508901 0.038477 1338.688086 0.041444 1338.867318 0.044648 1339.046599 0.048103 1339.225927 0.051843 1339.405304 0.055879 1339.584729 0.060221 1339.764202 0.064900 1339.943722 0.069942 1340.123291 0.075364 1340.302908 0.081191 1340.482574 0.087450 1340.662287 0.094170 1340.842049 0.101366 1341.021859 0.109049 1341.201717 0.117247 1341.381623 0.125990 1341.561578 0.135273 1341.741581 0.145097 1341.921632 0.155462 1342.101731 0.166391 1342.281879 0.177951 1342.462075 0.190126 1342.642320 0.202849 1342.822613 0.216068 1343.002955 0.229788 1343.183345 0.244046 1343.363783 0.258814 1343.544270 0.274015 1343.724805 0.289588 1343.905389 0.305523 1344.086022 0.321800 1344.266703 0.338369 1344.447432 0.355179 1344.628210 0.372165 1344.809037 0.389314 1344.989913 0.406595 1345.170837 0.423956 1345.351809 0.441351 1345.532831 0.458730 1345.713901 0.476079 1345.895020 0.493397 1346.076188 0.510610 1346.257404 0.527695 1346.438670 0.544600 1346.619984 0.561304 1346.801347 0.577828 1346.982759 0.594124 1347.164219 0.610218 1347.345729 0.626048 1347.527287 0.641628 1347.708895 0.656891 1347.890551 0.671934 1348.072257 0.686681 1348.254011 0.701146 1348.435814 0.715361 1348.617667 0.729256 1348.799568 0.742847 1348.981519 0.756080 1349.163519 0.769059 1349.345567 0.781681 1349.527665 0.794084 1349.709812 0.806088 1349.892009 0.817873 1350.074254 0.829362 1350.256549 0.840395 1350.438893 0.852092 1350.621286 0.862135 1350.803728 0.872986 1350.986220 0.881594 1351.168761 0.889452 1351.351351 0.896437 1351.533991 0.903082 1351.716680 0.909386 1351.899419 0.915411 1352.082207 0.921201 1352.265044 0.926599 1352.447931 0.931535 1352.630867 0.936461 1352.813853 0.941048 1352.996888 0.945408 1353.179973 0.949613 1353.363107 0.953586 1353.546291 0.957352 1353.729525 0.960830 1353.912808 0.963951 1354.096141 0.966863 1354.279523 0.969772 1354.462955 0.972861 1354.646437 0.976260 1354.829969 0.980017 1355.013550 0.983823 1355.197181 0.987319 1355.380862 0.990223 1355.564593 0.992404 1355.748373 0.993823 1355.932203 0.994572 1356.116084 0.994892 1356.300014 0.995199 1356.483993 0.995765 1356.668023 0.996567 1356.852103 0.997531 1357.036233 0.998474 1357.220413 0.999336 1357.404642 0.999889 1357.588922 1.000000 1357.773252 0.999666 1357.957632 0.999075 1358.142062 0.998262 1358.326542 0.997093 1358.511072 0.996060 1358.695652 0.995351 1358.880283 0.994927 1359.064963 0.994608 1359.249694 0.994232 1359.434475 0.993625 1359.619307 0.992646 1359.804188 0.991249 1359.989120 0.989434 1360.174102 0.987567 1360.359135 0.986041 1360.544218 0.985051 1360.729351 0.984105 1360.914535 0.983227 1361.099769 0.982401 1361.285053 0.981544 1361.470388 0.980702 1361.655773 0.979878 1361.841209 0.979056 1362.026696 0.978302 1362.212233 0.977692 1362.397820 0.977312 1362.583458 0.977074 1362.769147 0.977058 1362.954886 0.977214 1363.140676 0.977581 1363.326517 0.978154 1363.512408 0.978842 1363.698350 0.979599 1363.884343 0.980334 1364.070386 0.981062 1364.256480 0.981746 1364.442625 0.982430 1364.628821 0.983073 1364.815068 0.983634 1365.001365 0.984104 1365.187713 0.984421 1365.374113 0.984618 1365.560563 0.984700 1365.747064 0.984807 1365.933616 0.984897 1366.120219 0.984909 1366.306873 0.984761 1366.493577 0.984565 1366.680333 0.984345 1366.867141 0.984021 1367.053999 0.983558 1367.240908 0.982965 1367.427868 0.982197 1367.614880 0.981367 1367.801942 0.980424 1367.989056 0.979440 1368.176221 0.978411 1368.363437 0.977324 1368.550705 0.976211 1368.738024 0.974990 1368.925394 0.973612 1369.112815 0.972195 1369.300288 0.970828 1369.487812 0.969407 1369.675387 0.967965 1369.863014 0.966498 1370.050692 0.964999 1370.238421 0.963478 1370.426203 0.961953 1370.614035 0.960432 1370.801919 0.958954 1370.989855 0.957534 1371.177842 0.956295 1371.365880 0.955171 1371.553971 0.954144 1371.742112 0.953076 1371.930306 0.951920 1372.118551 0.950612 1372.306848 0.949032 1372.495196 0.947182 1372.683596 0.945513 1372.872048 0.943613 1373.060552 0.941484 1373.249107 0.939107 1373.437715 0.936583 1373.626374 0.933852 1373.815084 0.930867 1374.003847 0.927552 1374.192662 0.923965 1374.381528 0.920062 1374.570447 0.915911 1374.759417 0.911475 1374.948439 0.906500 1375.137514 0.901041 1375.326640 0.895454 1375.515818 0.889368 1375.705049 0.882642 1375.894331 0.875147 1376.083666 0.866854 1376.273053 0.857753 1376.462491 0.847846 1376.651982 0.837010 1376.841526 0.825024 1377.031121 0.811953 1377.220768 0.797834 1377.410468 0.783116 1377.600220 0.768057 1377.790025 0.752686 1377.979881 0.736972 1378.169791 0.720877 1378.359752 0.704387 1378.549766 0.687587 1378.739832 0.670547 1378.929950 0.653258 1379.120121 0.635869 1379.310345 0.618214 1379.500621 0.600432 1379.690949 0.582603 1379.881330 0.564777 1380.071764 0.546913 1380.262250 0.529061 1380.452789 0.511255 1380.643380 0.493493 1380.834024 0.475761 1381.024720 0.458081 1381.215470 0.440511 1381.406272 0.423055 1381.597126 0.405710 1381.788034 0.388502 1381.978994 0.371458 1382.170007 0.354573 1382.361073 0.337916 1382.552191 0.321483 1382.743363 0.305343 1382.934587 0.289496 1383.125864 0.273977 1383.317195 0.258815 1383.508578 0.244022 1383.700014 0.229634 1383.891503 0.215724 1384.083045 0.202240 1384.274640 0.189219 1384.466288 0.176728 1384.657989 0.164737 1384.849744 0.153253 1385.041551 0.142289 1385.233412 0.131869 1385.425326 0.122007 1385.617293 0.112677 1385.809313 0.103895 1386.001386 0.095663 1386.193513 0.087960 1386.385692 0.080771 1386.577926 0.074098 1386.770212 0.067917 1386.962552 0.062215 1387.154945 0.056953 1387.347392 0.052100 1387.539892 0.047636 1387.732445 0.043555 1387.925052 0.039834 1388.117712 0.036455 1388.310426 0.033394 1388.503194 0.030613 1388.696014 0.028086 1388.888889 0.025784 1389.081817 0.023683 1389.274799 0.021763 1389.467834 0.020017 1389.660923 0.018432 1389.854065 0.016994 1390.047262 0.015690 1390.240512 0.014507 1390.433815 0.013441 1390.627173 0.012482 1390.820584 0.011612 1391.014049 0.010824 1391.207568 0.010110 1391.401141 0.009465 1391.594768 0.008882 1391.788448 0.008355 1391.982183 0.007877 1392.175971 0.007439 1392.369813 0.007035 1392.563710 0.006664 1392.757660 0.006322 1392.951665 0.006007 1393.145723 0.005717 1393.339836 0.005449 1393.534002 0.005201 1393.728223 0.004970 1393.922498 0.004755 1394.116827 0.004552 1394.311210 0.004362 1394.505648 0.004183 1394.700139 0.004014 1394.894685 0.003856 1395.089286 0.003708 1395.283940 0.003569 1395.478649 0.003440 1395.673412 0.003320 1395.868230 0.003206 1396.063102 0.003098 1396.258028 0.002994 1396.453009 0.002895 1396.648045 0.002799 1396.843135 0.002707 1397.038279 0.002618 1397.233478 0.002534 1397.428731 0.002455 1397.624039 0.002381 1397.819402 0.002209 1398.014819 0.002071 1398.210291 0.001960 1398.405817 0.001912 1398.601399 0.001860 1398.797035 0.001760 1398.992725 0.001650 1399.188471 0.001608 1399.384271 0.001564 1399.580126 0.001523 1399.776036 0.001485 1399.972001 0.001452 1400.168020 0.001424 1400.364095 0.001401 1400.560224 0.001383 1400.756408 0.001369 1400.952648 0.001357 1401.148942 0.001349 1401.345291 0.001341 1401.541696 0.001335 1401.738155 0.001330 1401.934670 0.001325 1402.131239 0.001322 1402.327864 0.001321 1402.524544 0.001321 1402.721279 0.001322 1402.918070 0.001324 1403.114915 0.001328 1403.311816 0.001332 1403.508772 0.001337 1403.705783 0.001343 1403.902850 0.001350 1404.099972 0.001358 1404.297149 0.001363 1404.494382 0.001364 1404.691670 0.001356 1404.889014 0.001339 1405.086413 0.001312 1405.283867 0.001280 1405.481377 0.001246 1405.678943 0.001213 1405.876564 0.001181 1406.074241 0.001152 1406.271973 0.001125 1406.469761 0.001101 1406.667604 0.001078 1406.865504 0.001056 1407.063459 0.001034 1407.261469 0.001012 1407.459536 0.000989 1407.657658 0.000964 1407.855836 0.000937 1408.054069 0.000903 1408.252359 0.000864 1408.450704 0.000820