This page explains how Lalit Patel (USATT# 272592)'s rating went from 1818 to 1815 at the SJISC Weekly League nights event from 16 Aug 2022. 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.