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Wiki information Krassov:

Oleg Krassov
Person

Oleg Igorevich Krassov is a doctor of Juridical Science, Professor, Master of Laws. He was born on November 26, 1952 in Moscow.

Krassovsky ellipsoid of 1940

The SK-42 reference system also known as the Krasovsky ellipsoid, is a coordinate system established in the Soviet Union in 1942 as Systema koordinat, and provides parameters which are linked to the geocentric Cartesian coordinate system PZ-90. It...