This page explains how Mark Fondas (USATT# 5845)'s rating went from 1460 to 1452 at the Robo Pong September 2015 BTTC Open held on - 6 Sep 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.