This page explains how Mark Vrabel (USATT# 10855)'s rating went from 2082 to 1993 at the 2022 PA State Championships held on 29 Apr 2022 - 30 Apr 2022. 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.