This page explains how William Bai (USATT# 81300)'s rating went from 2174 to 2174 at the SVTTC Sunday U2000 event from 25 Oct 2015. 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.