This page explains how Jonathan Qin (USATT# 92665)'s rating went from 802 to 804 at the AZ PTTC Wednesday event from 26 Feb 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.