Chunyen Liu
USATT#: 63949
| Coach Level: State | Regional Referee | Regional Umpire
1968 1945
2007 St Louis Gateway Open
- 30 Sep 2007
- 30 Sep 2007
This page explains how Chunyen Liu (USATT# 63949)'s rating went from 1968 to 1945 at the 2007 St Louis Gateway Open held on - 30 Sep 2007. 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.