Changping Duan
USATT#: 49379
| Coach Level: State | Certified Umpire
2224 2244
MDTTC Elite League
7 Feb 2004
7 Feb 2004
This page explains how Changping Duan (USATT# 49379)'s rating went from 2224 to 2244 at the MDTTC Elite League event from 7 Feb 2004. 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.