4, channel 4 NIMBUS 3 14.5-15.5 micron channel Number of data points: 24 Wavenumber (cm-1) Filter response 613.496900 0.000000 617.284000 0.026000 621.118000 0.058000 625.000000 0.134000 628.930800 0.261000 632.911400 0.410000 636.942700 0.615000 641.025600 0.761000 645.161300 0.870000 649.350600 0.919000 653.594800 0.974000 657.894700 1.000000 662.251700 1.000000 666.666700 0.996000 671.140900 0.990000 675.675700 0.976000 680.272100 0.917000 684.931500 0.787000 689.655200 0.538000 694.444400 0.270000 699.300700 0.143000 704.225400 0.053000 709.219900 0.022000 714.285700 0.000000