This page explains how Richard (yin) Li (USATT# 74205)'s rating went from 1790 to 1779 at the Milpitas Sports Center event from 11 Aug 2007. 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.