This page explains how Yun Fan (USATT# 81398)'s rating went from 1560 to 1480 at the 2012 Pacific Rim Open held on - 4 Nov 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.