Angela Guan
USATT#: 77760
| Certified Umpire
554 637
Beginner League
8 Sep 2010
8 Sep 2010
This page explains how Angela Guan (USATT# 77760)'s rating went from 554 to 637 at the Beginner League event from 8 Sep 2010. 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.