This page explains how Vasili Smaliak (USATT# 199491)'s rating went from 1883 to 1847 at the Princeton Pong Leagues event from 6 Nov 2018. 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.