Changping Duan
USATT#: 49379
| Coach Level: State | Certified Umpire
2118 2135
1997 Millcreek Giant RR
- 20 Apr 1997
- 20 Apr 1997
This page explains how Changping Duan (USATT# 49379)'s rating went from 2118 to 2135 at the 1997 Millcreek Giant RR held on - 20 Apr 1997. 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.