This page explains how Thomas Fersch (USATT# 219939)'s rating went from 2063 to 2090 at the San Francisco Bay Area CLC event from 13 Feb 2024. 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.