Len Winkler
USATT#: 1774
| Coach Level: Regional | Certified Referee | Regional Umpire
1583 1582
Valley of the Sun Open
- 4 Dec 1999
- 4 Dec 1999
This page explains how Len Winkler (USATT# 1774)'s rating went from 1583 to 1582 at the Valley of the Sun Open held on - 4 Dec 1999. 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.