This page explains how Joel L. Lipschutz (USATT# 7800)'s rating went from 1479 to 1436 at the Rainbow Lakes Table Tennis Club event from 28 Apr 2015. 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.