This page explains how Arthur Lopez (USATT# 216497)'s rating went from 1666 to 1684 at the OCTTA- SEPTEMBER OPEN held on 14 Sep 2019 - 14 Sep 2019. 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.