Donald B. Hayes
USATT#: 50664
| Coach Level: Club | Certified Umpire
2166 2114
2022 U.S. OPEN TABLE TENNIS CHAMPIONSHIPS
16 Dec 2022 - 21 Dec 2022
16 Dec 2022 - 21 Dec 2022
This page explains how Donald B. Hayes (USATT# 50664)'s rating went from 2166 to 2114 at the 2022 U.S. OPEN TABLE TENNIS CHAMPIONSHIPS held on 16 Dec 2022 - 21 Dec 2022. 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.