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Re: Heat vs IR
The definition of "heat" is pretty fuzzy, so if you disagree with my
numbers, I'd probably agree with you (go figure).
It starts around 3-4 microns (REALLY HOT) and goes up to 20-30-wherever
(depends on your definition of "heat"). If you ask a radio astronomer,
get them started on the 3K cosmic background. Chances are they'll mention
"heat" or "temperature" several times, and that's well out of the micron
regime.
Tom
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Topic No. 4
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