This page explains how Kiyoko Endo (USATT# 71897)'s rating went from 1149 to 942 at the 2015 Hawaii Island Open held on - 8 Nov 2015. 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.