David Marrone
USATT#: 84907
| Certified Referee | Certified Umpire
918 917
MCC Spring Open
- 21 Feb 2015
- 21 Feb 2015
This page explains how David Marrone (USATT# 84907)'s rating went from 918 to 917 at the MCC Spring Open held on - 21 Feb 2015. 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.