2, channel 2 SRF extracted from http://www.star.nesdis.noaa.gov/smcd/spb/fwu/homepage/AVHRR/spec_resp_func/webdata/AVHRR1_SRF_only.xls sheet A201C002;  August 2014
Number of data points:
53
Wavenumber (cm-1)   Filter response
     8620.689655       0.001800
     8928.571429       0.002500
     9090.909091       0.003700
     9174.311927       0.003600
     9259.259259       0.004000
     9345.794393       0.006000
     9433.962264       0.008000
     9523.809524       0.014000
     9615.384615       0.023000
     9708.737864       0.040000
     9803.921569       0.073000
     9900.990099       0.136000
    10000.000000       0.250000
    10101.010101       0.425000
    10204.081633       0.608000
    10309.278351       0.729000
    10416.666667       0.763000
    10526.315790       0.770000
    10638.297872       0.782000
    10752.688172       0.789000
    10869.565217       0.823000
    10989.010989       0.836000
    11111.111111       0.845000
    11235.955056       0.859000
    11363.636364       0.872000
    11494.252874       0.868000
    11627.906977       0.876000
    11764.705882       0.870000
    11904.761905       0.871000
    12048.192771       0.870000
    12195.121951       0.870000
    12345.679012       0.926000
    12500.000000       0.941000
    12658.227848       0.926000
    12820.512821       0.993000
    12987.012987       0.985000
    13157.894737       1.000000
    13333.333333       0.992000
    13513.513514       0.966000
    13698.630137       0.907000
    13888.888889       0.733000
    14084.507042       0.412000
    14285.714286       0.101000
    14492.753623       0.009000
    14705.882353       0.005000
    14925.373134       0.005000
    15151.515151       0.006000
    15384.615385       0.007000
    15625.000000       0.000000
    15873.015873       0.010000
    16129.032258       0.025000
    16393.442623       0.030000
    16666.666667       0.038000