This page explains how Wayne Griffin (USATT# 203245)'s rating went from 1276 to 1309 at the Provo Ping Pong Lovers event from 5 Apr 2016. 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.