This page explains how John Mills (USATT# 202003)'s rating went from 1647 to 1638 at the Westside Kansas City Table Tennis event from 3 Mar 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.