This page explains how Lang Deng (USATT# 74203)'s rating went from 2128 to 2157 at the Swan Friday O2000 Team League event from 5 Apr 2013. 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.