Jay Crystal
USATT#: 5152
| Certified Umpire
1989 2004
2019 Oregon State Championships
7 Sep 2019 - 7 Sep 2019
7 Sep 2019 - 7 Sep 2019
This page explains how Jay Crystal (USATT# 5152)'s rating went from 1989 to 2004 at the 2019 Oregon State Championships held on 7 Sep 2019 - 7 Sep 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.