This page explains how Mollie Moore (USATT# 271957)'s rating went from 1089 to 1060 at the HITTA Weekly League event from 4 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.