This page explains how Maria Daniela Castillo Castillo (USATT# 92155)'s rating went from 2157 to 2139 at the Arnold Table Tennis Challenge held on - 2 Mar 2014. 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.