Changping Duan
USATT#: 49379
| Coach Level: State | Certified Umpire
2071 2090
NTTC October Open
- 29 Oct 1995
- 29 Oct 1995
This page explains how Changping Duan (USATT# 49379)'s rating went from 2071 to 2090 at the NTTC October Open held on - 29 Oct 1995. 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.