This page explains how Douglas Yi Li (USATT# 59160)'s rating went from 2008 to 2020 at the NJTTC October Open held on - 6 Oct 2002. 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.