This page explains how Yevgeniy Zebrov (USATT# 264344)'s rating went from 250 to 253 at the AMDT event from 5 Jun 2019. The links below take you to pages that describe various aspects of the rating processor.

The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.