John J.W. Duncan
USATT#: 1857
| Coach Level: Level 1
2163 2188
Winter Open
- 21 Jan 2001
- 21 Jan 2001
This page explains how John J.W. Duncan (USATT# 1857)'s rating went from 2163 to 2188 at the Winter Open held on - 21 Jan 2001. 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.