Mark Johnson
USATT#: 26863
1881 1858
2010 Berkeley Open on the JOOLA NA Tour
- 5 Sep 2010
- 5 Sep 2010
This page explains how Mark Johnson (USATT# 26863)'s rating went from 1881 to 1858 at the 2010 Berkeley Open on the JOOLA NA Tour held on - 5 Sep 2010. 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.