This page explains how Prasith (sith) Bounkeo (USATT# 73584)'s rating went from 1818 to 1798 at the Minnesota Tuesday Elite event from 16 Nov 2010. 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.