This page explains how Si-Dung Lam (USATT# 65505)'s rating went from 1577 to 1606 at the OKC Fall Team Tournament held on - 26 Sep 2009. 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.