Ziggy Rivkin-Fish
USATT#: 1166586
1585 1570
2023 Butterfly September Tournament
10 Sep 2023 - 10 Sep 2023
10 Sep 2023 - 10 Sep 2023
This page explains how Ziggy Rivkin-Fish (USATT# 1166586)'s rating went from 1585 to 1570 at the 2023 Butterfly September Tournament held on 10 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.