This page explains how Kai Liu (USATT# 83786)'s rating went from 1962 to 1944 at the Westchester 2012 December Open held on - 16 Dec 2012. 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.