This page explains how Pavel Douganyuk (USATT# 81175)'s rating went from 1678 to 1668 at the Central Carolinas Super League event from 16 Apr 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.