This page explains how Lily Yip (USATT# 53157)'s rating went from 2389 to 2371 at the LYTTC Friday Pro League event from 26 Aug 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.