This page explains how Raymond Kenneth Filz (USATT# 5775)'s rating went from 1831 to 1828 at the Central Carolinas Super League event from 1 Feb 2013. 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.