Len Winkler
USATT#: 1774
| Coach Level: Regional | Certified Referee | Regional Umpire
1501 1484
Arizona State Championship
- 17 May 1998
- 17 May 1998
This page explains how Len Winkler (USATT# 1774)'s rating went from 1501 to 1484 at the Arizona State Championship held on - 17 May 1998. 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.