This page explains how BEENA NAMBIAR (USATT# 272647)'s rating went from 163 to 147 at the ICC - Sunday Beginners League event from 18 Jun 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.