This page explains how Imtiaz Ahmad (USATT# 81224)'s rating went from 1237 to 1200 at the Spttc Wednesday night league event from 31 Jul 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.