This page explains how Zachary C John (USATT# 96976)'s rating went from 1728 to 1707 at the 2022 US National TT Championships Southeast Regional Qualifier held on 27 May 2022 - 29 May 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.