David Marrone
USATT#: 84907
| Certified Referee | Certified Umpire
983 971
SpinBlock Winter Open 2019
26 Jan 2019 - 26 Jan 2019
26 Jan 2019 - 26 Jan 2019
This page explains how David Marrone (USATT# 84907)'s rating went from 983 to 971 at the SpinBlock Winter Open 2019 held on 26 Jan 2019 - 26 Jan 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.