This page explains how Sina Asadallahi (USATT# 87492)'s rating went from 2129 to 2079 at the Boston TTC Div.B event from 26 Nov 2018. 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.