Walter Witkowski
USATT#: 21983
| Coach Level: Club
705 647
ICC Joola Spring Open
12 May 2019 - 12 May 2019
12 May 2019 - 12 May 2019
This page explains how Walter Witkowski (USATT# 21983)'s rating went from 705 to 647 at the ICC Joola Spring Open held on 12 May 2019 - 12 May 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.