This page explains how Owen Allen (USATT# 201551)'s rating went from 1237 to 1359 at the Tucson Table Tennis Club League event from 17 Jun 2017. 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.