Purely radiative transfer mechanism - I doubt there's any 'flow' per se.
The main culpirit will be soil moisture, there was some rain in the last day up there. There's not a lot else in the regolith that has any significant latent heat capacity.
Quote:
Originally Posted by clive milne
One quick comment... notice how much heat is trapped in the soil under the telescope... it clearly has more thermal inertia than the primary mirror itself. I suppose the obvious heat flow path is through the ground board (and in to the telescope structure)
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