John J.W. Duncan
USATT#: 1857
| Coach Level: Level 1
2249 2229
Brooklyn Borough President TT Cup
- 31 Jul 2011
- 31 Jul 2011
This page explains how John J.W. Duncan (USATT# 1857)'s rating went from 2249 to 2229 at the Brooklyn Borough President TT Cup held on - 31 Jul 2011. 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.