This page explains how Nathan Britt (USATT# 229850)'s rating went from 1804 to 1777 at the 2022 Butterfly Fall Cary Cup held on 13 Oct 2022 - 16 Oct 2022. The links below take you to pages that describe various aspects of the ratings processor.

The ratings 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.