This page explains how Vadim Parizher (USATT# 62970)'s rating went from 1971 to 1969 at the Loma Linda US Nationals Warm-u held on - 1 Dec 1996. 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.