That's certainly a matter of personal opinion and judgement, and it's very likely that you could
get different answers from different individuals at different times.
In my opinion, the most important meridian of longitude is the one at 87° 43' 16.99" West.
This meridian passes through my home office, and no matter how incoherent or disoriented
I may be in the morning, I can make a living if I can just find my way to that longitude.
Two meridians can be separated by many degrees or by small fractions of a degree.
It goes from the North Pole to the South Pole through the Royal Observatory, Greenwich.
Iceland, Ireland, and Portugal are all entirely west of the Prime Meridian (0˚ longitude).
quotidian
The most important lines of longitude and latitude are the equator, the prime meridian, tropic of Cancer, tropic of Capricorn and the international dateline.
Longitude lines go vertically and latitude lines go horizontally.
it is the north and south of the equator so the tropical caphroicorn would obviously be not it so what is it?
The Grand Meridian
The equator is the parallel of zero latitude.
The equator is the parallel of zero latitude.
north and south :)
laitude and longitude are important by helping people pinpoit exact locations on the globe.