This page explains how Henry Acselrod (USATT# 94259)'s rating went from 1172 to 1138 at the Princeton Pong Open League event from 10 Nov 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.