This page explains how Yuan Xi Wang (USATT# 19680)'s rating went from 1668 to 1667 at the 3rd AMDT San Francisco Open Table Tennis Chanpionships held on - 11 Mar 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.