This page explains how Raphael D Lizama (USATT# 11587)'s rating went from 1813 to 1823 at the Tucson Table Tennis Club League event from 4 May 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.