This page explains how Jayden Cai (USATT# 262852)'s rating went from 1645 to 1630 at the HITTA Weekly League event from 27 Feb 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.