This page explains how Vincent Lo (USATT# 92414)'s rating went from 1876 to 1867 at the Golden Western Open held on 2 Mar 2019 - 3 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.