This page explains how Jackie Feng (USATT# 70467)'s rating went from 2109 to 2087 at the Princeton Pong Leagues event from 5 Mar 2019. 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.