This page explains how Arya Vasan (USATT# 266865)'s rating went from 641 to 678 at the Princeton Pong Leagues event from 18 Jan 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.