Changping Duan
USATT#: 49379
| Coach Level: State | Certified Umpire
2033 2035
US Open
- 5 Jul 2014
- 5 Jul 2014
This page explains how Changping Duan (USATT# 49379)'s rating went from 2033 to 2035 at the US Open held on - 5 Jul 2014. 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.