This page explains how Roger Liu (USATT# 82029)'s rating went from 2037 to 2067 at the South Shore Sports/Butterfly Open held on - 26 Oct 2014. 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.