This page explains how Al King (USATT# 53791)'s rating went from 1590 to 1521 at the Chicago Table Tennis League Week 8 held on 26 Feb 2017 - 4 Mar 2017. 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.