This page explains how Lucas Sun Peng (USATT# 270889)'s rating went from 1632 to 1654 at the HITTA Weekly League event from 2 Dec 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.