That point is in the Atlantic Ocean, about 540 miles due east of Macapá, Brazil.
No. The equator is both 0 degrees north and 0 degrees south.
That point is about 210 miles north of Manaus, in Brazil.
51 degrees North and 0 degrees East or West (at Greenwich).
It is at 41 degrees North, and 87 degrees West
North Pole?
latitude 0 north longitude 80 west
That corresponds to a point in the North Sea.
Switzerland
A field in France
51 degrees North and 0 degrees east/west
51 degrees north and 0 degrees east/west
France.