This page explains how Dmitriy Yavid (USATT# 197947)'s rating went from 1647 to 1639 at the BTTC League event from 27 Mar 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.