Changping Duan
USATT#: 49379
| Coach Level: State | Certified Umpire
2197 2193
Newgy Texas Wesleyan Open
- 7 Mar 2010
- 7 Mar 2010
This page explains how Changping Duan (USATT# 49379)'s rating went from 2197 to 2193 at the Newgy Texas Wesleyan Open held on - 7 Mar 2010. 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.