Ying Xiao
USATT#: 271610
| Certified Umpire
182 140
HITTA Weekly League
1 Oct 2021
1 Oct 2021
This page explains how Ying Xiao (USATT# 271610)'s rating went from 182 to 140 at the HITTA Weekly League event from 1 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.