This page explains how Debbie Malkin (USATT# 217578)'s rating went from 925 to 1287 at the LYTTC Friday Pro League event from 13 Oct 2023. 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.