John Mark Wetzler
USATT#: 11058
2109 2012
2023 USATT Pennsylvania State Championships
12 May 2023 - 13 May 2023
12 May 2023 - 13 May 2023
This page explains how John Mark Wetzler (USATT# 11058)'s rating went from 2109 to 2012 at the 2023 USATT Pennsylvania State Championships held on 12 May 2023 - 13 May 2023. The links below take you to pages that describe various aspects of the rating processor.
Introduction
Initial Rating
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.