Qixuan Gu
USATT#: 270630
| Certified Umpire
221 141
HITTA Weekly League
10 Sep 2021
10 Sep 2021
This page explains how Qixuan Gu (USATT# 270630)'s rating went from 221 to 141 at the HITTA Weekly League event from 10 Sep 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.