This page explains how Winfred Addy (USATT# 12948)'s rating went from 2238 to 2250 at the 2019 Fall Open Table Tennis Championship held on 18 Oct 2019 - 19 Oct 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.