Emma Jiao
USATT#: 271481
| Certified Umpire
189 212
HITTA Weekly League
8 Oct 2021
8 Oct 2021
This page explains how Emma Jiao (USATT# 271481)'s rating went from 189 to 212 at the HITTA Weekly League event from 8 Oct 2021. 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.