Mark Johnson
USATT#: 26863
1344 1331
ICC - Advanced League
25 Jan 2020
25 Jan 2020
This page explains how Mark Johnson (USATT# 26863)'s rating went from 1344 to 1331 at the ICC - Advanced League event from 25 Jan 2020. 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.