This page explains how Jim Weisbecker (USATT# 28820)'s rating went from 1294 to 1389 at the West Jersey Table Tennis Club League event from 30 Sep 2004. 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.