Mark Johnson
USATT#: 26863
1828 1820
ICC Juniors and Adults League
10 Nov 2008
10 Nov 2008
This page explains how Mark Johnson (USATT# 26863)'s rating went from 1828 to 1820 at the ICC Juniors and Adults League event from 10 Nov 2008. 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.