This page explains how Sandeep Arneja (USATT# 926954)'s rating went from 909 to 909 at the BTTC League event from 14 Nov 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.