This page explains how Vitaliy Plugovoy (USATT# 140020)'s rating went from 1849 to 1847 at the Central Carolinas Super League event from 7 Apr 2011. 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.