If you were in the Navy you would have measured your position on earth with Latitude and Longitude, which is two dimensions. That’s all you would need. The sphere is taken as the surface only. Volume of a sphere adds a dimension, but then you aren’t dealing with the sphere itself.
Understood. But now am curious to know why you don’t consider time as one of the three prime aspects of the material universe?
As in Space, Matter, Time. Take away any one of the three and the universe ceases to exist in any identifiable way.