Zbigniew Sobolak
USATT#: 222978
1877 1911
Summer Open
30 Jun 2018 - 30 Jun 2018
30 Jun 2018 - 30 Jun 2018
This page explains how Zbigniew Sobolak (USATT# 222978)'s rating went from 1877 to 1911 at the Summer Open held on 30 Jun 2018 - 30 Jun 2018. 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.