This page explains how Lee C Chen (USATT# 279799)'s rating went from 1715 to 1686 at the Spttc Saturday Night League event from 25 Jun 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.