This page explains how Nava Abburi (USATT# 229691)'s rating went from 1389 to 1376 at the HITTA Weekly League event from 12 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.