This page explains how Natasha Peiris (USATT# 1178677)'s rating went from 655 to 650 at the ASLT League event from 1 Sep 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.