This page explains how Michael Gopin (USATT# 70476)'s rating went from 1869 to 1832 at the 4th Annual Mark Nordby Memorial held on 25 Jan 2020 - 25 Jan 2020. 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.