John Olsen
USATT#: 8825
| Coach Level: State
1727 1723
1998 Eastern Open
- 20 Mar 1998
- 20 Mar 1998
This page explains how John Olsen (USATT# 8825)'s rating went from 1727 to 1723 at the 1998 Eastern Open held on - 20 Mar 1998. 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.