This page explains how Bryant Lin (USATT# 82782)'s rating went from 1965 to 1950 at the Swan Friday O2000 Team League event from 21 Oct 2011. 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.