This page explains how Vasili Smaliak (USATT# 199491)'s rating went from 1950 to 1942 at the Princeton Pong Leagues event from 29 Sep 2020. 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.