This page explains how Ryan Chan (USATT# 93477)'s rating went from 2122 to 2112 at the Spttc Saturday Night League event from 5 Mar 2022. The links below take you to pages that describe various aspects of the ratings processor.

The ratings 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.