Hmm.

A bit more clarification.
Since publishing the before coefficient calculation, it has come to the publisher's attention, that the calculations are not all inclusive

This is especcially clear in the absence of wind or rain. It also fails to account for the amount of heating produced inside the shelter.

So a reminder that this is still very much a work in progress is in order:

"This is still very much a work in progress"

Any sagely advice on the topic of improvements is heartily welcomed.