John J.W. Duncan
USATT#: 1857
| Coach Level: Level 1
2025 2078
Champions November Open
- 9 Nov 1997
- 9 Nov 1997
This page explains how John J.W. Duncan (USATT# 1857)'s rating went from 2025 to 2078 at the Champions November Open held on - 9 Nov 1997. 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.