This page explains how Bryce Lin (USATT# 223867)'s rating went from 1099 to 1086 at the BUTTERFLY OCTOBER 2018 BTTC OPEN held on 13 Oct 2018 - 13 Oct 2018. 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.