This page explains how Chia-yeh Li (USATT# 84911)'s rating went from 1251 to 1425 at the Recession Fighter IV held on - 2 Mar 2013. 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.