This page explains how Ngai Chung Chan (USATT# 1157490)'s rating went from 1685 to 1644 at the 2024 Edgeball Teams Tournament held on 4 May 2024 - 5 May 2024. The links below take you to pages that describe various aspects of the rating processor.

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.