This page explains how Aahan Vangala (USATT# 273517)'s rating went from 931 to 929 at the Spttc Saturday Junior League event from 15 Apr 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.