Mark Johnson
USATT#: 26863
1595 1544
ICC JOOLA Winter Open
8 Nov 2019 - 10 Nov 2019
8 Nov 2019 - 10 Nov 2019
This page explains how Mark Johnson (USATT# 26863)'s rating went from 1595 to 1544 at the ICC JOOLA Winter Open held on 8 Nov 2019 - 10 Nov 2019. 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.