This page explains how Gene Chou (USATT# 230777)'s rating went from 1909 to 1940 at the Princeton Pong Leagues event from 19 Nov 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.