This page explains how Jacob Boyd (USATT# 219086)'s rating went from 1513 to 1508 at the Sping & Smash Summer Open held on 5 Oct 2018 - 7 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.