This page explains how Narender Kanchi (USATT# 97233)'s rating went from 1638 to 1571 at the LYTTC Friday Pro League event from 21 Aug 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.