This page explains how Norman Akbari (USATT# 981)'s rating went from 1439 to 1415 at the Golden Triangle Family & Friends Invitation held on 29 Apr 2023 - 29 Apr 2023. 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.