This page explains how Harpreet Singh (USATT# 89295)'s rating went from 1857 to 1855 at the Matchpoint TTC Friday League event from 21 Jun 2019. 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.