This page explains how Xiaoyu Tong (USATT# 280308)'s rating went from 1220 to 1317 at the LYTTC Friday Pro League event from 31 May 2024. 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.