This page explains how Alexander Cai (USATT# 94668)'s rating went from 211 to 219 at the Schaumberg Fall Open held on - 15 Nov 2014. 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.