This page explains how Todd Joshua Klinger (USATT# 212177)'s rating went from 1454 to 1490 at the 2018 Butterfly WDCTT May Open held on 26 May 2018 - 27 May 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.