1, channel 1 SRF extracted from http://www.star.nesdis.noaa.gov/smcd/spb/fwu/homepage/AVHRR/spec_resp_func/webdata/AVHRR1_SRF_only.xls sheet A202C001;  August 2014
Number of data points:
27
Wavenumber (cm-1)   Filter response
    12500.000000       0.006000
    12658.227848       0.006300
    12820.512821       0.007400
    12987.012987       0.009800
    13157.894737       0.013300
    13333.333333       0.018200
    13513.513514       0.029400
    13698.630137       0.050700
    13888.888889       0.097900
    14084.507042       0.213900
    14285.714286       0.471000
    14492.753623       0.871300
    14705.882353       1.000000
    14925.373134       0.883700
    15151.515151       0.809000
    15384.615385       0.826500
    15625.000000       0.911100
    15873.015873       0.896300
    16129.032258       0.812500
    16393.442623       0.780000
    16666.666667       0.815000
    16949.152542       0.805500
    17241.379310       0.681800
    17543.859649       0.506100
    17857.142857       0.206000
    18181.818182       0.014200
    18518.518519       0.000600