This page explains how Cyril Khazan (USATT# 213161)'s rating went from 1547 to 1631 at the SATTA League event from 7 Feb 2020. 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.