This page explains how Nancy Calderone (USATT# 98061)'s rating went from 964 to 914 at the 53rd Robo Pong St. Joseph Valley Open held on 18 Mar 2017 - 19 Mar 2017. 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.