This page explains how John Lee Funk (USATT# 55396)'s rating went from 1690 to 1686 at the Central Carolinas Super League event from 4 Jan 2018. 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.