Donald C. Hayden
USATT#: 51994
1473 1400
DAC February Open
15 Feb 2020 - 15 Feb 2020
15 Feb 2020 - 15 Feb 2020
This page explains how Donald C. Hayden (USATT# 51994)'s rating went from 1473 to 1400 at the DAC February Open held on 15 Feb 2020 - 15 Feb 2020. 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.