Marc Maronian
USATT#: 61701
1853 1779
2021 Butterfly May Upside Down Tournament
15 May 2021 - 16 May 2021
15 May 2021 - 16 May 2021
This page explains how Marc Maronian (USATT# 61701)'s rating went from 1853 to 1779 at the 2021 Butterfly May Upside Down Tournament held on 15 May 2021 - 16 May 2021. 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.