Roman Petryshyn
USATT#: 266184
1552 1557
2023 USATT Illinois State Championships
9 Sep 2023 - 10 Sep 2023
9 Sep 2023 - 10 Sep 2023
This page explains how Roman Petryshyn (USATT# 266184)'s rating went from 1552 to 1557 at the 2023 USATT Illinois State Championships held on 9 Sep 2023 - 10 Sep 2023. 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.