This page explains how Maria Dalee (USATT# 230607)'s rating went from 979 to 1085 at the AZ PTTC Monday event from 8 Feb 2021. 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.