Mark Johnson
USATT#: 26863
1958 1946
Sacramento Winter Open
- 24 Feb 2007
- 24 Feb 2007
This page explains how Mark Johnson (USATT# 26863)'s rating went from 1958 to 1946 at the Sacramento Winter Open held on - 24 Feb 2007. 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.