This page explains how Lionel Hills (USATT# 1170650)'s rating went from 957 to 974 at the SpinBlock Monday Night League event from 17 May 2021. 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.