John Chan
USATT#: 1167475
727 751
2023 USATT Illinois State Championships
9 Sep 2023 - 10 Sep 2023
9 Sep 2023 - 10 Sep 2023
This page explains how John Chan (USATT# 1167475)'s rating went from 727 to 751 at the 2023 USATT Illinois State Championships held on 9 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.