This page explains how Rishan Yarlagadda (USATT# 270524)'s rating went from 9 to 21 at the 2021 FREMONT BUTTERFLY NOVEMBER OPEN held on 5 Nov 2021 - 7 Nov 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.