John J.W. Duncan
USATT#: 1857
| Coach Level: Level 1
2159 2160
2002 Spintech Open
- 31 Mar 2002
- 31 Mar 2002
This page explains how John J.W. Duncan (USATT# 1857)'s rating went from 2159 to 2160 at the 2002 Spintech Open held on - 31 Mar 2002. 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.