Leonid Polishuk
USATT#: 83354
1839 1821
Butterfly 2019 December BTTC Open Tournament
15 Dec 2019 - 15 Dec 2019
15 Dec 2019 - 15 Dec 2019
This page explains how Leonid Polishuk (USATT# 83354)'s rating went from 1839 to 1821 at the Butterfly 2019 December BTTC Open Tournament held on 15 Dec 2019 - 15 Dec 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.