This page explains how Jean-Hugo Drouillet Conde (USATT# 31854)'s rating went from 1821 to 1820 at the Princeton Pong Leagues event from 11 Jun 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.