This page explains how Prashant Saraswat (USATT# 926909)'s rating went from 1587 to 1579 at the BTTC League event from 8 Feb 2018. 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.