Roman Petryshyn
USATT#: 266184
1201 1186
2019 South Shore Sports Butterfly Open
16 Nov 2019 - 17 Nov 2019
16 Nov 2019 - 17 Nov 2019
This page explains how Roman Petryshyn (USATT# 266184)'s rating went from 1201 to 1186 at the 2019 South Shore Sports Butterfly Open held on 16 Nov 2019 - 17 Nov 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.