How to pronounce “longitudes” in English

comparative longitudes.

So using longitudes and latitudes, we can easily calculate the straight line distance between any node and our target.

is accurate relative longitudes.

Allows you to have a good comparison of longitudes from throughout the whole space where you could see the eclipse.

So, finding good longitudes on very ancient maps is

data flowing into the Philosophical Society, turning this into useful geographic knowledge, things like latitudes and longitudes that could be used to make maps.