There is a point C on the ground with coordinates 52N and 38W, where day and night, in calm weather or in a storm

There is a point C on the ground with coordinates 52N and 38W, where day and night, in calm weather or in a storm, there is a research vessel – the so-called weather ship. This point for sailors all over the world bears the code name Charlie, and its location is determined by the advice of the World Weather Watch. Find this point on the map. In the vast expanses of what ocean is it located?

Having found this point on the map, we can say that it is located in the vast expanses of the Atlantic Ocean.
And the Atlantic Ocean is the second largest and deepest ocean on Earth.