This page explains how Yumiko Clevenger (USATT# 218106)'s rating went from 990 to 945 at the 2022 US National TT Championships Virginia State Qualifier held on 26 Mar 2022 - 27 Mar 2022. 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.