This page explains how Alex Hohl (USATT# 33826)'s rating went from 2189 to 2180 at the Central Carolinas Super League event from 10 Sep 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.