John Olsen
USATT#: 8825
| Coach Level: State
1808 1801
Club JOOLA March Open
- 22 Mar 2009
- 22 Mar 2009
This page explains how John Olsen (USATT# 8825)'s rating went from 1808 to 1801 at the Club JOOLA March Open held on - 22 Mar 2009. 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.