581
Suits, G.H., Malila, W.A., and Weller, T.M.
(1988), An Approach for Detecting Post-Launch
Spectral Changes in Satellite Multispectral
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Morcrette, J.J., Perbos, J., and Deschamps, P.Y.
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Table 1: Input conditions for the 5S runs.
Terrain elevation:
Sensor altitude:
Solar zenith angle:
Solar azimuth angle:
Sensor view angle:
Atmospheric profile:
Aerosol model:
Apparent reflectance:
Spectral bands:
Aerosol optical depth:
0.34 km
4.5 km
48.198 degrees
94.232 degrees
0. degrees
US62 standard model
Continental aerosol
Based on apparent radiance (Table
See wavelengths below and Figure
FIFE data set as
follows :
ASAS Wavelength
(Mm)
Optical
Depth
0.678
0.146
0.693
0.142
0.707
0.138
0.722
0.136
0.738
0.133
0.753
0.130
0.767
0.128
0.782
0.125
0.797
0.122
Table 2:
Results of surface
reflectance
retrieval from
ASAS data.
The different
surface reflectance
retrieval
cases are described in the
text.
ASAS
Retrieved Surface Reflectance
Central
Apparent
MONO
5S
5S
5S
Wavelength Radiance
FRASER
LAMBDA
BAND
BAND
(Mm)
(Wm 2 sr*’Mm ’ )
ET AL.
GRID
(RECT)
(PROF)
0.678
15.085
0.038
0.0448
0.0445
0.0448
0.693
17.448
0.051
0.0604
0.0613
0.0611
0.707
31.443
0.112
0.1137
0.1155
0.1170
0.722
44.242
0.230
0.2424
0.2106
0.2071
0.738
66.061
0.296
0.2711
0.2707
0.2729
0.753
97.525
0.444
0.4113
0.4637
0.4677
0.767
80.391
0.590
0.5669
0.4758
0.4659
0.782
102.850
0.463
0.4490
0.4576
0.4598
0.797
91.569
0.437
0.4286
0.4256
0.4263