This page explains how Rick Massoth (USATT# 31289)'s rating went from 2023 to 1976 at the ABQ Teams Tournament held on - 21 May 2005. 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.