This page explains how Rei (Mike) Guo (USATT# 1168816)'s rating went from 2041 to 2027 at the 2024 HCTTC Circuit June held on 1 Jun 2024 - 1 Jun 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.