Fredrik Persson
USATT#: 218929
1820 1923
LATTA Butterfly Open July 2023
29 Jul 2023 - 29 Jul 2023
29 Jul 2023 - 29 Jul 2023
This page explains how Fredrik Persson (USATT# 218929)'s rating went from 1820 to 1923 at the LATTA Butterfly Open July 2023 held on 29 Jul 2023 - 29 Jul 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.