This page explains how Jameson Leone (USATT# 130786)'s rating went from 1315 to 1311 at the BTTC League event from 24 Mar 2015. 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.