This page explains how Zhiyuan Dong (USATT# 265888)'s rating went from 1890 to 1913 at the LYTTC Friday Pro League event from 4 Nov 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.