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 A104C002;  August 2014
Number of data points:
32
Wavenumber (cm-1)   Filter response
     8333.333333       0.002000
     8474.576271       0.004000
     8620.689655       0.014000
     8771.929825       0.031000
     8928.571429       0.058000
     9090.909091       0.098000
     9259.259259       0.151000
     9433.962264       0.231000
     9615.384615       0.367000
     9803.921569       0.499000
    10000.000000       0.636000
    10204.081633       0.733000
    10416.666667       0.817000
    10638.297872       0.911000
    10638.297872       0.911000
    10869.565217       0.894000
    11111.111111       0.926000
    11363.636364       0.921000
    11627.906977       0.930000
    11904.761905       0.909000
    12195.121951       0.916000
    12500.000000       1.000000
    12820.512821       0.990000
    13157.894737       0.976000
    13513.513514       0.959000
    13888.888889       0.796000
    14285.714286       0.194000
    14705.882353       0.057000
    15151.515151       0.079000
    15625.000000       0.120000
    16129.032258       0.081000
    16666.666667       0.221000