This page explains how Richard P Weiss (USATT# 49153)'s rating went from 1015 to 1003 at the West Jersey Table Tennis Club League event from 3 Oct 2019. 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.