Changping Duan
USATT#: 49379
| Coach Level: State | Certified Umpire
2163 2167
Matthew Murad Memorial Open 20
- 29 May 2005
- 29 May 2005
This page explains how Changping Duan (USATT# 49379)'s rating went from 2163 to 2167 at the Matthew Murad Memorial Open 20 held on - 29 May 2005. 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.