This page explains how John Mark Wetzler (USATT# 11058)'s rating went from 2306 to 2286 at the 2005 PA State Championship (Cl held on - 17 Apr 2005. 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.