This page explains how Craig Auerbach (USATT# 82091)'s rating went from 1794 to 1791 at the Central Carolinas Super League event from 27 Aug 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.