This page explains how Genelia William (USATT# 215165)'s rating went from 1966 to 1999 at the 888 Summer League event from 13 Mar 2022. The links below take you to pages that describe various aspects of the ratings processor.

The ratings 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.