Mark Johnson
USATT#: 26863
1586 1571
ICC - Advanced League
21 Oct 2017
21 Oct 2017
This page explains how Mark Johnson (USATT# 26863)'s rating went from 1586 to 1571 at the ICC - Advanced League event from 21 Oct 2017. 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.