John Olsen
USATT#: 8825
| Coach Level: State
1791 1832
2009 Eastern Open
- 31 May 2009
- 31 May 2009
This page explains how John Olsen (USATT# 8825)'s rating went from 1791 to 1832 at the 2009 Eastern Open held on - 31 May 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.