This page explains how Richard E Rowland (USATT# 70415)'s rating went from 1474 to 1468 at the Mooresville Table Tennis League event from 17 May 2018. 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.