Changping Duan
USATT#: 49379
| Coach Level: State | Certified Umpire
2131 2135
Macy Block Open
- 18 Aug 2002
- 18 Aug 2002
This page explains how Changping Duan (USATT# 49379)'s rating went from 2131 to 2135 at the Macy Block Open held on - 18 Aug 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.