This page explains how Simon Xiang (USATT# 282400)'s rating went from 1144 to 1161 at the HITTA Weekly League event from 3 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.