This page explains how Yuqi (lucy) Kong (USATT# 1172096)'s rating went from 954 to 948 at the HITTA Weekly League event from 23 Apr 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.