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intercomparisons:d2_lambert

Case D2: Rayleigh scattering layer above Lambertian surface

This case includes the same setup as case D1 but with smaller optical thickness and a Lambertian surface below the Rayleigh scattering layer.

Setup:

  • optical thickness of layer: 0.1
  • surface albdeo: 0.3
  • Rayleigh depolarization factor: 0.03
  • no molecular absorption
  • Earth radius: 6371 km
  • Thickness of layer: 120 km
  • Sun-observer geometries as defined in general settings:
    • viewing zenith angles (deg): [0, 9, 18, 26, 34, 41, 48, 54, 60, 65, 70, 74, 78, 81, 84, 86, 88, 89, 90] (up-looking at bottom of atmosphere, down-looking at top of atmosphere]
    • viewing azimuth angles (deg): 0-180, 10° increment
    • solar zenith angles (deg): [30, 60, 80, 87, 90, 93, 96, 99]
    • solar azimuth angle (deg): 0
    • sensor altitude (km): 0, 120
intercomparisons/d2_lambert.txt · Last modified: 2025/07/21 22:17 (external edit)