Len Winkler
USATT#: 1774
| Coach Level: Regional | Certified Referee | Regional Umpire
1415 1454
1997 Arizona Open Sizzler
- 3 Aug 1997
- 3 Aug 1997
This page explains how Len Winkler (USATT# 1774)'s rating went from 1415 to 1454 at the 1997 Arizona Open Sizzler held on - 3 Aug 1997. 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.