David J. Roddick
USATT#: 70987
592 589
2023 BUTTERFLY CHINESE NEW YEAR TOURNAMENT
26 Feb 2023 - 26 Feb 2023
26 Feb 2023 - 26 Feb 2023
This page explains how David J. Roddick (USATT# 70987)'s rating went from 592 to 589 at the 2023 BUTTERFLY CHINESE NEW YEAR TOURNAMENT held on 26 Feb 2023 - 26 Feb 2023. 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.