Mark Johnson
USATT#: 26863
1251 1180
ICC - Sunday Beginners League
27 Feb 2022
27 Feb 2022
This page explains how Mark Johnson (USATT# 26863)'s rating went from 1251 to 1180 at the ICC - Sunday Beginners League event from 27 Feb 2022. 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.