This page explains how Aria Shi (USATT# 222815)'s rating went from 2230 to 2219 at the LYTTC Friday Pro League event from 28 Apr 2023. 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.