This page explains how Ziyi Ilenia Zhang (USATT# 271327)'s rating went from 1127 to 1118 at the 888 League event from 10 Mar 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.