Kavrayskiy VII projection
The Kawraiski VII projection is a 1939 report published by Vladimir Kawraiski card network design for the entire Earth.
It represents a compromise between surfaces and angular fidelity and achieved in recent studies to values that are comparable to the more well-known in the west angle - Tripel projection.
Formulas
The projection of the coordinates on the map is defined as:
With the longitude and latitude.