Donald C. Hayden
USATT#: 51994
1515 1473
DAC November Open
23 Nov 2019 - 23 Nov 2019
23 Nov 2019 - 23 Nov 2019
This page explains how Donald C. Hayden (USATT# 51994)'s rating went from 1515 to 1473 at the DAC November Open held on 23 Nov 2019 - 23 Nov 2019. 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.