Calculation of emissivity of pure water and seawater, 600-3350 cm-1

M. J. Filipiak, C. J. Merchant and O. Embury

International Journal of Remote Sensing, Vol. X, No. X, Month 2008, xxx-xxx


Refractive indices (n, k) in the wavenumber range 500 - 3500 cm-1 are in

nk274_287_300_purewater.txt
nk274_287_300_seawater.txt

with 3-sigma uncertainties in

nk3Sigma.txt

Emissivities for the ATSR/ATSR view angles are in

ARCNadirEmissivityPureWater.nc
ARCNadirEmissivitySeawater.nc
ARCForwardEmissivityPureWater.nc
ARCForwardEmissivitySeawater.nc

and for angles 0 - 90 at coarse resolution in

ARCWideangleEmissivityPureWater.nc
ARCWideangleEmissivitySeawater.nc

tabulated as follows (use ncdump -c <file name> to view the netCDF information)

 nadir view_angle = 0, 8, 16, 19, 21, 22, 23 ; (degrees)
 forward view_angle = 51, 51.5, 52, 52.5, 53, 53.5, 54, 54.5, 55, 55.5, 56, 56.5, 57 ; (degrees)
 wideangle view_angle = 0, 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85 ; (degrees)

 wavenumber = 600, 700, 740, 750, 760, 770, 780, 790, 800, 810, 820, 830, 
    840, 850, 860, 870, 880, 890, 900, 910, 920, 930, 940, 950, 960, 970, 
    980, 990, 1000, 1100, 1200, 1300, 1400, 1500, 1600, 1700, 1800, 1900, 
    2000, 2100, 2200, 2300, 2360, 2370, 2380, 2390, 2400, 2410, 2420, 2430, 
    2440, 2450, 2460, 2470, 2480, 2490, 2500, 2510, 2520, 2530, 2540, 2550, 
    2560, 2570, 2580, 2590, 2600, 2610, 2620, 2630, 2640, 2650, 2660, 2670, 
    2680, 2690, 2700, 2710, 2720, 2730, 2740, 2750, 2760, 2770, 2780, 2790, 
    2800, 2810, 2820, 2830, 2840, 2850, 2860, 2870, 2880, 2890, 2900, 2910, 
    2920, 2930, 2940, 2950, 2960, 2970, 2980, 2990, 3000, 3010, 3020, 3030, 
    3040, 3050, 3060, 3070, 3080, 3090, 3100, 3110, 3120, 3130, 3140, 3240, 
    3350 ; (cm-1)
 wind_speed = 0, 1, 3, 5, 10, 15, 20, 25 ; (m s-1)
 temperature = 270, 280, 290, 300, 310 ; (K)

There are no error estimates for the emissivity data.