Heat Sink Heat Shields

In article ,
Vincent Cate wrote:
From this I think that a CD of 2 means you bring the average molecule
in your path to your speed (or to a stop relative to you). Is this
right?

Yep, that sounds right. And indeed, it makes sense that Apollo wouldn't
be quite that good. Might depend somewhat on whether you were in Newtonian
(molecular) flow or not.
--
MOST launched 30 June; first light, 29 July; 5arcsec | Henry Spencer
pointing, 10 Sept; first science, early Oct; all well. |