Charlene Xiaoying Liu
USATT#: 51422
| Coach Level: State | Certified Referee | Certified Umpire
2019 2013
US Nationals
- 19 Dec 1999
- 19 Dec 1999
This page explains how Charlene Xiaoying Liu (USATT# 51422)'s rating went from 2019 to 2013 at the US Nationals held on - 19 Dec 1999. 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.