This page explains how Lucas Wu (USATT# 270832)'s rating went from n/a to 635 at the 2021 HITTA Butterfly Halloween Open held on 29 Oct 2021 - 31 Oct 2021. 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.