This page explains how Jameson Leone (USATT# 130786)'s rating went from 1583 to 1555 at the BTTC League event from 19 Sep 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.