This page explains how Jayden Guo (USATT# 275387)'s rating went from 836 to 828 at the Spttc Saturday Night League event from 29 Oct 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.