This page explains how Blessing Tung (USATT# 212694)'s rating went from 1438 to 1414 at the ICC - Advanced League event from 19 Jun 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.