{
  "all_pass": true,
  "kind": "light_route_schematic_not_photometry",
  "routes": {
    "direct": [
      "Sun",
      "Moon",
      "Observer_on_Earth"
    ],
    "earthshine": [
      "Sun",
      "Earth",
      "Moon",
      "Observer_on_Earth"
    ]
  },
  "reflection_surfaces": {
    "direct": [
      "Moon"
    ],
    "earthshine": [
      "Earth",
      "Moon"
    ]
  },
  "brightness_calculated": false,
  "diagram_role": "flow sequence, not orbit geometry",
  "omitted": [
    "surface scattering distribution",
    "clouds and albedo changes",
    "terrain",
    "exposure response"
  ]
}