This page explains how Ange Cedric Oba (USATT# 97683)'s rating went from 2431 to 2423 at the NYISC New York Indoor Sports Club Friday Nights event from 9 Jun 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.