This page explains how Cynthia Hall Ranii (USATT# 87850)'s rating went from 396 to 391 at the Sacramento Spring Open held on 21 May 2016 - 21 May 2016. 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.