This page explains how Yuzhang Gao (USATT# 93176)'s rating went from 2029 to 2057 at the Swan Friday O2000 Team League event from 20 Jan 2018. 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.