This page explains how Shavkat Karimov (USATT# 92010)'s rating went from 1670 to 1668 at the Spttc Wednesday night league event from 18 Sep 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.