This page explains how David Cashwell (USATT# 19632)'s rating went from 1684 to 1671 at the Spin & Smash Fall Open held on 4 Oct 2019 - 6 Oct 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.