Uploaded February 2016 | Updated September 2026, 1 week ago
Two ships passing each other on the sea. One is 37km from the observer and the other is 52km. It is only the top of the ship 52km away which is visible.
Two ships passing each other on the sea. One is 37km from the observer and the other is 52km. It is only the top of the ship 52km away which is visible.








