This page explains how Jameson Leone (USATT# 130786)'s rating went from 1595 to 1590 at the BTTC League event from 6 Jun 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.