This page explains how Swathi Giri (USATT# 89190)'s rating went from 1999 to 1990 at the ICC - Advanced League event from 5 Nov 2016. 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.