Olin Rupchin
USATT#: 1176480
1561 1554
2023 USATT New York State Championships
16 Apr 2023 - 16 Apr 2023
16 Apr 2023 - 16 Apr 2023
This page explains how Olin Rupchin (USATT# 1176480)'s rating went from 1561 to 1554 at the 2023 USATT New York State Championships held on 16 Apr 2023 - 16 Apr 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.