Jeff Pratt
USATT#: 81159
| Certified Umpire
1511 1507
Arkansas Closed
12 Oct 2019 - 12 Oct 2019
12 Oct 2019 - 12 Oct 2019
This page explains how Jeff Pratt (USATT# 81159)'s rating went from 1511 to 1507 at the Arkansas Closed held on 12 Oct 2019 - 12 Oct 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.