In the lexicon of the plane-spotter, "hot" does not mean the temperature. It means active . It means the object is currently pinging on a feed, moving at speed, and has not yet "gone dark."
It sounds like you might be looking for information on a few different things, as "ddob130 hot" isn't a standard term. Here are the most likely interpretations: Dacor DO130 Oven Go to product viewer dialog for this item.
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