Betty Yu
USATT#: 85251
| Certified Umpire
1583 1555
888 League
17 Oct 2021
17 Oct 2021
This page explains how Betty Yu (USATT# 85251)'s rating went from 1583 to 1555 at the 888 League event from 17 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.