This page explains how Brian Sun (USATT# 91741)'s rating went from 1657 to 1657 at the Swan Friday O2000 Team League event from 4 Mar 2016. 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.