1, channel 1 digitised from file HIRS_filters.pdf provided by Ronald Glumb (ITT Exelisinc) at  http://ntrs.nasagov/search.jsp?R=19760014184
Number of data points:
39
Wavenumber (cm-1)   Filter response
      649.305000       0.000000
      652.213000       0.000206
      654.056000       0.001945
      656.663000       0.004025
      659.430000       0.007638
      661.125000       0.010577
      663.299000       0.017341
      664.124000       0.028874
      664.800000       0.041195
      665.658000       0.058917
      666.071000       0.079003
      666.500000       0.102183
      667.111000       0.130764
      667.239000       0.154746
      667.507000       0.176392
      667.640000       0.229786
      667.851000       0.297878
      667.979000       0.321859
      668.103000       0.345068
      668.232000       0.369050
      668.578000       0.376757
      668.990000       0.368205
      669.069000       0.354266
      669.419000       0.334110
      669.546000       0.300816
      669.707000       0.273711
      670.012000       0.245045
      670.139000       0.211752
      670.304000       0.185421
      670.621000       0.159075
      670.794000       0.134292
      671.235000       0.102517
      671.853000       0.075370
      672.484000       0.050543
      673.585000       0.027995
      675.799000       0.013858
      679.115000       0.005810
      682.439000       0.000691
      685.343000       0.000000