This page explains how Rohan Sinha (USATT# 270723)'s rating went from 472 to 448 at the ICC - Sunday Beginners League event from 5 Dec 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.