This page explains how Gaurang Rana (USATT# 231252)'s rating went from 2184 to 2175 at the LYTTC Friday Pro League event from 17 Dec 2021. 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.