Hal Barnes
USATT#: 72469
1579 1734
2023 Butterfly December Tournament
10 Dec 2023 - 10 Dec 2023
10 Dec 2023 - 10 Dec 2023
This page explains how Hal Barnes (USATT# 72469)'s rating went from 1579 to 1734 at the 2023 Butterfly December Tournament held on 10 Dec 2023 - 10 Dec 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.