This page explains how John Mark Wetzler (USATT# 11058)'s rating went from 2133 to 2098 at the Potomac 2016 Fall Open held on 12 Nov 2016 - 13 Nov 2016. 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.