Marina A. A. Cravens
USATT#: 33996
| International Umpire
1799 1751
2019 Valley of the Sun Open
7 Dec 2019 - 8 Dec 2019
7 Dec 2019 - 8 Dec 2019
This page explains how Marina A. A. Cravens (USATT# 33996)'s rating went from 1799 to 1751 at the 2019 Valley of the Sun Open held on 7 Dec 2019 - 8 Dec 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.