26 Nov 2021 - 28 Nov 2021
This page explains how Michael Song (USATT# 94940)'s rating went from 1986 to 1878 at the 2021 Joola North American Team held on 26 Nov 2021 - 28 Nov 2021. The links below take you to pages that describe various aspects of the ratings processor.
The ratings 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.