This page explains how Alicia Yu (USATT# 217211)'s rating went from 1814 to 1785 at the Spttc Saturday Night League event from 2 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.