...
| Local Calendar Time | ||||||||||||
| PositioningPosition vector | ||||||||||||
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| Earth's Heat Flux at some reference depth
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| Volumetric density of heat sources distributed throughout the subsurface rock volume | ||||||||||||
| Surface temperature based on weather reports | ||||||||||||
| Subsurface Thermal Conductivity profile as function of position vector | ||||||||||||
| Subsurface Thermal diffusivity profile as function of position vector |
...